Home / 9,527.32-13,151.84-7,170.04

Finding the Fourth Proportional to 9,527.32, 13,151.84 and 7,170.04

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Solution

The fourth proportional to 9,527.32, 13,151.84 and 7,170.04 is: 9,897.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,527.32 : 13,151.84 = 7,170.04 : x
  2. Step 2: Convert to fraction form
    9,527.32/13,151.84 = 7,170.04/x
  3. Step 3: Cross multiply
    9,527.32x = 13,151.84 × 7,170.04
  4. Step 4: Simplify right side
    9,527.32x = 94,299,218.87
  5. Step 5: Solve for x
    x = 94,299,218.87/9,527.32
  6. Step 6: Final answer
    x = 9,897.77

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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.