Home / 5,920.24-8,880.68-1,537.58

Finding the Fourth Proportional to 5,920.24, 8,880.68 and 1,537.58

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Solution

The fourth proportional to 5,920.24, 8,880.68 and 1,537.58 is: 2,306.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920.24 : 8,880.68 = 1,537.58 : x
  2. Step 2: Convert to fraction form
    5,920.24/8,880.68 = 1,537.58/x
  3. Step 3: Cross multiply
    5,920.24x = 8,880.68 × 1,537.58
  4. Step 4: Simplify right side
    5,920.24x = 13,654,755.95
  5. Step 5: Solve for x
    x = 13,654,755.95/5,920.24
  6. Step 6: Final answer
    x = 2,306.45

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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.