Home / 4,323.78-5,966.93-2,645.16

Finding the Fourth Proportional to 4,323.78, 5,966.93 and 2,645.16

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Solution

The fourth proportional to 4,323.78, 5,966.93 and 2,645.16 is: 3,650.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,323.78 : 5,966.93 = 2,645.16 : x
  2. Step 2: Convert to fraction form
    4,323.78/5,966.93 = 2,645.16/x
  3. Step 3: Cross multiply
    4,323.78x = 5,966.93 × 2,645.16
  4. Step 4: Simplify right side
    4,323.78x = 15,783,468.80
  5. Step 5: Solve for x
    x = 15,783,468.80/4,323.78
  6. Step 6: Final answer
    x = 3,650.39

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Half scale
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Double 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.