Home / 5,001.36-7,502.40-1,714.80

Finding the Fourth Proportional to 5,001.36, 7,502.40 and 1,714.80

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Solution

The fourth proportional to 5,001.36, 7,502.40 and 1,714.80 is: 2,572.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.36 : 7,502.40 = 1,714.80 : x
  2. Step 2: Convert to fraction form
    5,001.36/7,502.40 = 1,714.80/x
  3. Step 3: Cross multiply
    5,001.36x = 7,502.40 × 1,714.80
  4. Step 4: Simplify right side
    5,001.36x = 12,865,115.52
  5. Step 5: Solve for x
    x = 12,865,115.52/5,001.36
  6. Step 6: Final answer
    x = 2,572.32

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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.