Home / 9,337.09-12,887.07-5,360.93

Finding the Fourth Proportional to 9,337.09, 12,887.07 and 5,360.93

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Solution

The fourth proportional to 9,337.09, 12,887.07 and 5,360.93 is: 7,399.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,337.09 : 12,887.07 = 5,360.93 : x
  2. Step 2: Convert to fraction form
    9,337.09/12,887.07 = 5,360.93/x
  3. Step 3: Cross multiply
    9,337.09x = 12,887.07 × 5,360.93
  4. Step 4: Simplify right side
    9,337.09x = 69,086,680.18
  5. Step 5: Solve for x
    x = 69,086,680.18/9,337.09
  6. Step 6: Final answer
    x = 7,399.17

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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.