Home / 4,551.15-6,277.47-2,783.63

Finding the Fourth Proportional to 4,551.15, 6,277.47 and 2,783.63

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Solution

The fourth proportional to 4,551.15, 6,277.47 and 2,783.63 is: 3,839.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,551.15 : 6,277.47 = 2,783.63 : x
  2. Step 2: Convert to fraction form
    4,551.15/6,277.47 = 2,783.63/x
  3. Step 3: Cross multiply
    4,551.15x = 6,277.47 × 2,783.63
  4. Step 4: Simplify right side
    4,551.15x = 17,474,139.90
  5. Step 5: Solve for x
    x = 17,474,139.90/4,551.15
  6. Step 6: Final answer
    x = 3,839.50

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.