Home / 3,937.48-5,432.74-2,501.32

Finding the Fourth Proportional to 3,937.48, 5,432.74 and 2,501.32

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Solution

The fourth proportional to 3,937.48, 5,432.74 and 2,501.32 is: 3,451.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937.48 : 5,432.74 = 2,501.32 : x
  2. Step 2: Convert to fraction form
    3,937.48/5,432.74 = 2,501.32/x
  3. Step 3: Cross multiply
    3,937.48x = 5,432.74 × 2,501.32
  4. Step 4: Simplify right side
    3,937.48x = 13,589,021.22
  5. Step 5: Solve for x
    x = 13,589,021.22/3,937.48
  6. Step 6: Final answer
    x = 3,451.20

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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.