Home / 7,498.20-10,347.26-4,140.96

Finding the Fourth Proportional to 7,498.20, 10,347.26 and 4,140.96

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Solution

The fourth proportional to 7,498.20, 10,347.26 and 4,140.96 is: 5,714.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,498.20 : 10,347.26 = 4,140.96 : x
  2. Step 2: Convert to fraction form
    7,498.20/10,347.26 = 4,140.96/x
  3. Step 3: Cross multiply
    7,498.20x = 10,347.26 × 4,140.96
  4. Step 4: Simplify right side
    7,498.20x = 42,847,589.77
  5. Step 5: Solve for x
    x = 42,847,589.77/7,498.20
  6. Step 6: Final answer
    x = 5,714.38

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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.