Home / 5,267.50-7,901.24-1,569.70

Finding the Fourth Proportional to 5,267.50, 7,901.24 and 1,569.70

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Solution

The fourth proportional to 5,267.50, 7,901.24 and 1,569.70 is: 2,354.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267.50 : 7,901.24 = 1,569.70 : x
  2. Step 2: Convert to fraction form
    5,267.50/7,901.24 = 1,569.70/x
  3. Step 3: Cross multiply
    5,267.50x = 7,901.24 × 1,569.70
  4. Step 4: Simplify right side
    5,267.50x = 12,402,576.43
  5. Step 5: Solve for x
    x = 12,402,576.43/5,267.50
  6. Step 6: Final answer
    x = 2,354.55

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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.