Home / 5,471.24-7,550.36-3,113.24

Finding the Fourth Proportional to 5,471.24, 7,550.36 and 3,113.24

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Solution

The fourth proportional to 5,471.24, 7,550.36 and 3,113.24 is: 4,296.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.24 : 7,550.36 = 3,113.24 : x
  2. Step 2: Convert to fraction form
    5,471.24/7,550.36 = 3,113.24/x
  3. Step 3: Cross multiply
    5,471.24x = 7,550.36 × 3,113.24
  4. Step 4: Simplify right side
    5,471.24x = 23,506,082.77
  5. Step 5: Solve for x
    x = 23,506,082.77/5,471.24
  6. Step 6: Final answer
    x = 4,296.30

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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.