Home / 7,350.40-10,143.36-4,366.24

Finding the Fourth Proportional to 7,350.40, 10,143.36 and 4,366.24

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Solution

The fourth proportional to 7,350.40, 10,143.36 and 4,366.24 is: 6,025.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,350.40 : 10,143.36 = 4,366.24 : x
  2. Step 2: Convert to fraction form
    7,350.40/10,143.36 = 4,366.24/x
  3. Step 3: Cross multiply
    7,350.40x = 10,143.36 × 4,366.24
  4. Step 4: Simplify right side
    7,350.40x = 44,288,344.17
  5. Step 5: Solve for x
    x = 44,288,344.17/7,350.40
  6. Step 6: Final answer
    x = 6,025.30

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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.