Home / 7,535.45-10,399.18-4,550.69

Finding the Fourth Proportional to 7,535.45, 10,399.18 and 4,550.69

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Solution

The fourth proportional to 7,535.45, 10,399.18 and 4,550.69 is: 6,280.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,535.45 : 10,399.18 = 4,550.69 : x
  2. Step 2: Convert to fraction form
    7,535.45/10,399.18 = 4,550.69/x
  3. Step 3: Cross multiply
    7,535.45x = 10,399.18 × 4,550.69
  4. Step 4: Simplify right side
    7,535.45x = 47,323,459.06
  5. Step 5: Solve for x
    x = 47,323,459.06/7,535.45
  6. Step 6: Final answer
    x = 6,280.11

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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.