Home / 7,498.11-10,347.28-4,140.93

Finding the Fourth Proportional to 7,498.11, 10,347.28 and 4,140.93

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Solution

The fourth proportional to 7,498.11, 10,347.28 and 4,140.93 is: 5,714.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,498.11 : 10,347.28 = 4,140.93 : x
  2. Step 2: Convert to fraction form
    7,498.11/10,347.28 = 4,140.93/x
  3. Step 3: Cross multiply
    7,498.11x = 10,347.28 × 4,140.93
  4. Step 4: Simplify right side
    7,498.11x = 42,847,390.62
  5. Step 5: Solve for x
    x = 42,847,390.62/7,498.11
  6. Step 6: Final answer
    x = 5,714.42

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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.