Home / 5,456.07-7,539.57-4,648.10

Finding the Fourth Proportional to 5,456.07, 7,539.57 and 4,648.10

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Solution

The fourth proportional to 5,456.07, 7,539.57 and 4,648.10 is: 6,423.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.07 : 7,539.57 = 4,648.10 : x
  2. Step 2: Convert to fraction form
    5,456.07/7,539.57 = 4,648.10/x
  3. Step 3: Cross multiply
    5,456.07x = 7,539.57 × 4,648.10
  4. Step 4: Simplify right side
    5,456.07x = 35,044,637.62
  5. Step 5: Solve for x
    x = 35,044,637.62/5,456.07
  6. Step 6: Final answer
    x = 6,423.05

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.