Home / 5,414.68-7,471.74-4,298.32

Finding the Fourth Proportional to 5,414.68, 7,471.74 and 4,298.32

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Solution

The fourth proportional to 5,414.68, 7,471.74 and 4,298.32 is: 5,931.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.68 : 7,471.74 = 4,298.32 : x
  2. Step 2: Convert to fraction form
    5,414.68/7,471.74 = 4,298.32/x
  3. Step 3: Cross multiply
    5,414.68x = 7,471.74 × 4,298.32
  4. Step 4: Simplify right side
    5,414.68x = 32,115,929.48
  5. Step 5: Solve for x
    x = 32,115,929.48/5,414.68
  6. Step 6: Final answer
    x = 5,931.27

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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.