Home / 5,000.88-7,501.44-1,538.16

Finding the Fourth Proportional to 5,000.88, 7,501.44 and 1,538.16

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Solution

The fourth proportional to 5,000.88, 7,501.44 and 1,538.16 is: 2,307.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,000.88 : 7,501.44 = 1,538.16 : x
  2. Step 2: Convert to fraction form
    5,000.88/7,501.44 = 1,538.16/x
  3. Step 3: Cross multiply
    5,000.88x = 7,501.44 × 1,538.16
  4. Step 4: Simplify right side
    5,000.88x = 11,538,414.95
  5. Step 5: Solve for x
    x = 11,538,414.95/5,000.88
  6. Step 6: Final answer
    x = 2,307.28

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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.