Home / 4,871.16-7,294.10-3,388.32

Finding the Fourth Proportional to 4,871.16, 7,294.10 and 3,388.32

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Solution

The fourth proportional to 4,871.16, 7,294.10 and 3,388.32 is: 5,073.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871.16 : 7,294.10 = 3,388.32 : x
  2. Step 2: Convert to fraction form
    4,871.16/7,294.10 = 3,388.32/x
  3. Step 3: Cross multiply
    4,871.16x = 7,294.10 × 3,388.32
  4. Step 4: Simplify right side
    4,871.16x = 24,714,744.91
  5. Step 5: Solve for x
    x = 24,714,744.91/4,871.16
  6. Step 6: Final answer
    x = 5,073.69

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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.