Home / 6,688.86-9,233.97-4,332.90

Finding the Fourth Proportional to 6,688.86, 9,233.97 and 4,332.90

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Solution

The fourth proportional to 6,688.86, 9,233.97 and 4,332.90 is: 5,981.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688.86 : 9,233.97 = 4,332.90 : x
  2. Step 2: Convert to fraction form
    6,688.86/9,233.97 = 4,332.90/x
  3. Step 3: Cross multiply
    6,688.86x = 9,233.97 × 4,332.90
  4. Step 4: Simplify right side
    6,688.86x = 40,009,868.61
  5. Step 5: Solve for x
    x = 40,009,868.61/6,688.86
  6. Step 6: Final answer
    x = 5,981.57

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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.