Home / 5,437.95-8,156.93-1,542.39

Finding the Fourth Proportional to 5,437.95, 8,156.93 and 1,542.39

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Solution

The fourth proportional to 5,437.95, 8,156.93 and 1,542.39 is: 2,313.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.95 : 8,156.93 = 1,542.39 : x
  2. Step 2: Convert to fraction form
    5,437.95/8,156.93 = 1,542.39/x
  3. Step 3: Cross multiply
    5,437.95x = 8,156.93 × 1,542.39
  4. Step 4: Simplify right side
    5,437.95x = 12,581,159.55
  5. Step 5: Solve for x
    x = 12,581,159.55/5,437.95
  6. Step 6: Final answer
    x = 2,313.59

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Double scale
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Similar ratio
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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.