Home / 10,104.55-15,158.52-4,557.76

Finding the Fourth Proportional to 10,104.55, 15,158.52 and 4,557.76

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Solution

The fourth proportional to 10,104.55, 15,158.52 and 4,557.76 is: 6,837.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,104.55 : 15,158.52 = 4,557.76 : x
  2. Step 2: Convert to fraction form
    10,104.55/15,158.52 = 4,557.76/x
  3. Step 3: Cross multiply
    10,104.55x = 15,158.52 × 4,557.76
  4. Step 4: Simplify right side
    10,104.55x = 69,088,858.22
  5. Step 5: Solve for x
    x = 69,088,858.22/10,104.55
  6. Step 6: Final answer
    x = 6,837.40

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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.