Home / 6,931.20-9,562.14-5,043.90

Finding the Fourth Proportional to 6,931.20, 9,562.14 and 5,043.90

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Solution

The fourth proportional to 6,931.20, 9,562.14 and 5,043.90 is: 6,958.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931.20 : 9,562.14 = 5,043.90 : x
  2. Step 2: Convert to fraction form
    6,931.20/9,562.14 = 5,043.90/x
  3. Step 3: Cross multiply
    6,931.20x = 9,562.14 × 5,043.90
  4. Step 4: Simplify right side
    6,931.20x = 48,230,477.95
  5. Step 5: Solve for x
    x = 48,230,477.95/6,931.20
  6. Step 6: Final answer
    x = 6,958.46

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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.