Home / 5,134.81-7,701.62-1,437.33

Finding the Fourth Proportional to 5,134.81, 7,701.62 and 1,437.33

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Solution

The fourth proportional to 5,134.81, 7,701.62 and 1,437.33 is: 2,155.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134.81 : 7,701.62 = 1,437.33 : x
  2. Step 2: Convert to fraction form
    5,134.81/7,701.62 = 1,437.33/x
  3. Step 3: Cross multiply
    5,134.81x = 7,701.62 × 1,437.33
  4. Step 4: Simplify right side
    5,134.81x = 11,069,769.47
  5. Step 5: Solve for x
    x = 11,069,769.47/5,134.81
  6. Step 6: Final answer
    x = 2,155.83

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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.