Home / 10,644.43-15,966.65-2,853.45

Finding the Fourth Proportional to 10,644.43, 15,966.65 and 2,853.45

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Solution

The fourth proportional to 10,644.43, 15,966.65 and 2,853.45 is: 4,280.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,644.43 : 15,966.65 = 2,853.45 : x
  2. Step 2: Convert to fraction form
    10,644.43/15,966.65 = 2,853.45/x
  3. Step 3: Cross multiply
    10,644.43x = 15,966.65 × 2,853.45
  4. Step 4: Simplify right side
    10,644.43x = 45,559,943.34
  5. Step 5: Solve for x
    x = 45,559,943.34/10,644.43
  6. Step 6: Final answer
    x = 4,280.17

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.