Home / 5,282.20-7,302.18-4,029.40

Finding the Fourth Proportional to 5,282.20, 7,302.18 and 4,029.40

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Solution

The fourth proportional to 5,282.20, 7,302.18 and 4,029.40 is: 5,570.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.20 : 7,302.18 = 4,029.40 : x
  2. Step 2: Convert to fraction form
    5,282.20/7,302.18 = 4,029.40/x
  3. Step 3: Cross multiply
    5,282.20x = 7,302.18 × 4,029.40
  4. Step 4: Simplify right side
    5,282.20x = 29,423,404.09
  5. Step 5: Solve for x
    x = 29,423,404.09/5,282.20
  6. Step 6: Final answer
    x = 5,570.29

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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.