Home / 9,370.17-12,931.31-5,337.08

Finding the Fourth Proportional to 9,370.17, 12,931.31 and 5,337.08

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Solution

The fourth proportional to 9,370.17, 12,931.31 and 5,337.08 is: 7,365.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,370.17 : 12,931.31 = 5,337.08 : x
  2. Step 2: Convert to fraction form
    9,370.17/12,931.31 = 5,337.08/x
  3. Step 3: Cross multiply
    9,370.17x = 12,931.31 × 5,337.08
  4. Step 4: Simplify right side
    9,370.17x = 69,015,435.97
  5. Step 5: Solve for x
    x = 69,015,435.97/9,370.17
  6. Step 6: Final answer
    x = 7,365.44

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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.