Home / 9,655.74-13,325.04-5,463.90

Finding the Fourth Proportional to 9,655.74, 13,325.04 and 5,463.90

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Solution

The fourth proportional to 9,655.74, 13,325.04 and 5,463.90 is: 7,540.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,655.74 : 13,325.04 = 5,463.90 : x
  2. Step 2: Convert to fraction form
    9,655.74/13,325.04 = 5,463.90/x
  3. Step 3: Cross multiply
    9,655.74x = 13,325.04 × 5,463.90
  4. Step 4: Simplify right side
    9,655.74x = 72,806,686.06
  5. Step 5: Solve for x
    x = 72,806,686.06/9,655.74
  6. Step 6: Final answer
    x = 7,540.25

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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.