Home / 9,885.33-13,637.04-6,107.13

Finding the Fourth Proportional to 9,885.33, 13,637.04 and 6,107.13

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Solution

The fourth proportional to 9,885.33, 13,637.04 and 6,107.13 is: 8,424.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,885.33 : 13,637.04 = 6,107.13 : x
  2. Step 2: Convert to fraction form
    9,885.33/13,637.04 = 6,107.13/x
  3. Step 3: Cross multiply
    9,885.33x = 13,637.04 × 6,107.13
  4. Step 4: Simplify right side
    9,885.33x = 83,283,176.10
  5. Step 5: Solve for x
    x = 83,283,176.10/9,885.33
  6. Step 6: Final answer
    x = 8,424.93

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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.