Home / 9,039.05-13,561.54-5,703.43

Finding the Fourth Proportional to 9,039.05, 13,561.54 and 5,703.43

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Solution

The fourth proportional to 9,039.05, 13,561.54 and 5,703.43 is: 8,557.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,039.05 : 13,561.54 = 5,703.43 : x
  2. Step 2: Convert to fraction form
    9,039.05/13,561.54 = 5,703.43/x
  3. Step 3: Cross multiply
    9,039.05x = 13,561.54 × 5,703.43
  4. Step 4: Simplify right side
    9,039.05x = 77,347,294.08
  5. Step 5: Solve for x
    x = 77,347,294.08/9,039.05
  6. Step 6: Final answer
    x = 8,557.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.