Home / 5,497.64-7,586.98-3,139.96

Finding the Fourth Proportional to 5,497.64, 7,586.98 and 3,139.96

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Solution

The fourth proportional to 5,497.64, 7,586.98 and 3,139.96 is: 4,333.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,497.64 : 7,586.98 = 3,139.96 : x
  2. Step 2: Convert to fraction form
    5,497.64/7,586.98 = 3,139.96/x
  3. Step 3: Cross multiply
    5,497.64x = 7,586.98 × 3,139.96
  4. Step 4: Simplify right side
    5,497.64x = 23,822,813.72
  5. Step 5: Solve for x
    x = 23,822,813.72/5,497.64
  6. Step 6: Final answer
    x = 4,333.28

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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.