Home / 5,434.96-7,500.20-3,077.08

Finding the Fourth Proportional to 5,434.96, 7,500.20 and 3,077.08

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Solution

The fourth proportional to 5,434.96, 7,500.20 and 3,077.08 is: 4,246.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434.96 : 7,500.20 = 3,077.08 : x
  2. Step 2: Convert to fraction form
    5,434.96/7,500.20 = 3,077.08/x
  3. Step 3: Cross multiply
    5,434.96x = 7,500.20 × 3,077.08
  4. Step 4: Simplify right side
    5,434.96x = 23,078,715.42
  5. Step 5: Solve for x
    x = 23,078,715.42/5,434.96
  6. Step 6: Final answer
    x = 4,246.35

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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.