Home / 10,356.28-14,291.71-5,880.13

Finding the Fourth Proportional to 10,356.28, 14,291.71 and 5,880.13

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Solution

The fourth proportional to 10,356.28, 14,291.71 and 5,880.13 is: 8,114.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.28 : 14,291.71 = 5,880.13 : x
  2. Step 2: Convert to fraction form
    10,356.28/14,291.71 = 5,880.13/x
  3. Step 3: Cross multiply
    10,356.28x = 14,291.71 × 5,880.13
  4. Step 4: Simplify right side
    10,356.28x = 84,037,062.29
  5. Step 5: Solve for x
    x = 84,037,062.29/10,356.28
  6. Step 6: Final answer
    x = 8,114.60

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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.