Home / 10,417.97-14,361.83-7,428.60

Finding the Fourth Proportional to 10,417.97, 14,361.83 and 7,428.60

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Solution

The fourth proportional to 10,417.97, 14,361.83 and 7,428.60 is: 10,240.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,417.97 : 14,361.83 = 7,428.60 : x
  2. Step 2: Convert to fraction form
    10,417.97/14,361.83 = 7,428.60/x
  3. Step 3: Cross multiply
    10,417.97x = 14,361.83 × 7,428.60
  4. Step 4: Simplify right side
    10,417.97x = 106,688,253.20
  5. Step 5: Solve for x
    x = 106,688,253.20/10,417.97
  6. Step 6: Final answer
    x = 10,240.80

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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.