Home / 9,808.21-13,535.17-5,332.07

Finding the Fourth Proportional to 9,808.21, 13,535.17 and 5,332.07

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Solution

The fourth proportional to 9,808.21, 13,535.17 and 5,332.07 is: 7,358.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,808.21 : 13,535.17 = 5,332.07 : x
  2. Step 2: Convert to fraction form
    9,808.21/13,535.17 = 5,332.07/x
  3. Step 3: Cross multiply
    9,808.21x = 13,535.17 × 5,332.07
  4. Step 4: Simplify right side
    9,808.21x = 72,170,531.32
  5. Step 5: Solve for x
    x = 72,170,531.32/9,808.21
  6. Step 6: Final answer
    x = 7,358.17

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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.