Home / 7,499.39-10,350.07-4,355.58

Finding the Fourth Proportional to 7,499.39, 10,350.07 and 4,355.58

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Solution

The fourth proportional to 7,499.39, 10,350.07 and 4,355.58 is: 6,011.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,499.39 : 10,350.07 = 4,355.58 : x
  2. Step 2: Convert to fraction form
    7,499.39/10,350.07 = 4,355.58/x
  3. Step 3: Cross multiply
    7,499.39x = 10,350.07 × 4,355.58
  4. Step 4: Simplify right side
    7,499.39x = 45,080,552.10
  5. Step 5: Solve for x
    x = 45,080,552.10/7,499.39
  6. Step 6: Final answer
    x = 6,011.23

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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.