Home / 5,016.48-7,529.12-2,387.20

Finding the Fourth Proportional to 5,016.48, 7,529.12 and 2,387.20

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Solution

The fourth proportional to 5,016.48, 7,529.12 and 2,387.20 is: 3,582.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,016.48 : 7,529.12 = 2,387.20 : x
  2. Step 2: Convert to fraction form
    5,016.48/7,529.12 = 2,387.20/x
  3. Step 3: Cross multiply
    5,016.48x = 7,529.12 × 2,387.20
  4. Step 4: Simplify right side
    5,016.48x = 17,973,515.26
  5. Step 5: Solve for x
    x = 17,973,515.26/5,016.48
  6. Step 6: Final answer
    x = 3,582.89

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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.