Home / 9,332.45-13,990.63-4,398.64

Finding the Fourth Proportional to 9,332.45, 13,990.63 and 4,398.64

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Solution

The fourth proportional to 9,332.45, 13,990.63 and 4,398.64 is: 6,594.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,332.45 : 13,990.63 = 4,398.64 : x
  2. Step 2: Convert to fraction form
    9,332.45/13,990.63 = 4,398.64/x
  3. Step 3: Cross multiply
    9,332.45x = 13,990.63 × 4,398.64
  4. Step 4: Simplify right side
    9,332.45x = 61,539,769.13
  5. Step 5: Solve for x
    x = 61,539,769.13/9,332.45
  6. Step 6: Final answer
    x = 6,594.17

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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.