Home / 9,904.46-13,669.31-5,656.13

Finding the Fourth Proportional to 9,904.46, 13,669.31 and 5,656.13

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Solution

The fourth proportional to 9,904.46, 13,669.31 and 5,656.13 is: 7,806.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,904.46 : 13,669.31 = 5,656.13 : x
  2. Step 2: Convert to fraction form
    9,904.46/13,669.31 = 5,656.13/x
  3. Step 3: Cross multiply
    9,904.46x = 13,669.31 × 5,656.13
  4. Step 4: Simplify right side
    9,904.46x = 77,315,442.68
  5. Step 5: Solve for x
    x = 77,315,442.68/9,904.46
  6. Step 6: Final answer
    x = 7,806.12

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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.