Home / 4,701.48-6,483.57-2,812.75

Finding the Fourth Proportional to 4,701.48, 6,483.57 and 2,812.75

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Solution

The fourth proportional to 4,701.48, 6,483.57 and 2,812.75 is: 3,878.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,701.48 : 6,483.57 = 2,812.75 : x
  2. Step 2: Convert to fraction form
    4,701.48/6,483.57 = 2,812.75/x
  3. Step 3: Cross multiply
    4,701.48x = 6,483.57 × 2,812.75
  4. Step 4: Simplify right side
    4,701.48x = 18,236,661.52
  5. Step 5: Solve for x
    x = 18,236,661.52/4,701.48
  6. Step 6: Final answer
    x = 3,878.92

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Half scale
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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.