Home / 5,586.80-7,701.36-3,487.28

Finding the Fourth Proportional to 5,586.80, 7,701.36 and 3,487.28

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Solution

The fourth proportional to 5,586.80, 7,701.36 and 3,487.28 is: 4,807.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586.80 : 7,701.36 = 3,487.28 : x
  2. Step 2: Convert to fraction form
    5,586.80/7,701.36 = 3,487.28/x
  3. Step 3: Cross multiply
    5,586.80x = 7,701.36 × 3,487.28
  4. Step 4: Simplify right side
    5,586.80x = 26,856,798.70
  5. Step 5: Solve for x
    x = 26,856,798.70/5,586.80
  6. Step 6: Final answer
    x = 4,807.19

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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.