Home / 9,655.54-13,320.18-6,675.52

Finding the Fourth Proportional to 9,655.54, 13,320.18 and 6,675.52

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Solution

The fourth proportional to 9,655.54, 13,320.18 and 6,675.52 is: 9,209.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,655.54 : 13,320.18 = 6,675.52 : x
  2. Step 2: Convert to fraction form
    9,655.54/13,320.18 = 6,675.52/x
  3. Step 3: Cross multiply
    9,655.54x = 13,320.18 × 6,675.52
  4. Step 4: Simplify right side
    9,655.54x = 88,919,127.99
  5. Step 5: Solve for x
    x = 88,919,127.99/9,655.54
  6. Step 6: Final answer
    x = 9,209.13

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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.