Home / 9,548.52-13,178.21-5,356.77

Finding the Fourth Proportional to 9,548.52, 13,178.21 and 5,356.77

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Solution

The fourth proportional to 9,548.52, 13,178.21 and 5,356.77 is: 7,393.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,548.52 : 13,178.21 = 5,356.77 : x
  2. Step 2: Convert to fraction form
    9,548.52/13,178.21 = 5,356.77/x
  3. Step 3: Cross multiply
    9,548.52x = 13,178.21 × 5,356.77
  4. Step 4: Simplify right side
    9,548.52x = 70,592,613.20
  5. Step 5: Solve for x
    x = 70,592,613.20/9,548.52
  6. Step 6: Final answer
    x = 7,393.04

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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.