Home / 4,913.40-7,359.30-4,366.20

Finding the Fourth Proportional to 4,913.40, 7,359.30 and 4,366.20

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Solution

The fourth proportional to 4,913.40, 7,359.30 and 4,366.20 is: 6,539.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.40 : 7,359.30 = 4,366.20 : x
  2. Step 2: Convert to fraction form
    4,913.40/7,359.30 = 4,366.20/x
  3. Step 3: Cross multiply
    4,913.40x = 7,359.30 × 4,366.20
  4. Step 4: Simplify right side
    4,913.40x = 32,132,175.66
  5. Step 5: Solve for x
    x = 32,132,175.66/4,913.40
  6. Step 6: Final answer
    x = 6,539.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.