Home / 5,423.92-7,484.18-3,298.34

Finding the Fourth Proportional to 5,423.92, 7,484.18 and 3,298.34

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Solution

The fourth proportional to 5,423.92, 7,484.18 and 3,298.34 is: 4,551.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423.92 : 7,484.18 = 3,298.34 : x
  2. Step 2: Convert to fraction form
    5,423.92/7,484.18 = 3,298.34/x
  3. Step 3: Cross multiply
    5,423.92x = 7,484.18 × 3,298.34
  4. Step 4: Simplify right side
    5,423.92x = 24,685,370.26
  5. Step 5: Solve for x
    x = 24,685,370.26/5,423.92
  6. Step 6: Final answer
    x = 4,551.20

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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.