Home / 8,332.89-11,500.56-5,357.22

Finding the Fourth Proportional to 8,332.89, 11,500.56 and 5,357.22

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Solution

The fourth proportional to 8,332.89, 11,500.56 and 5,357.22 is: 7,393.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,332.89 : 11,500.56 = 5,357.22 : x
  2. Step 2: Convert to fraction form
    8,332.89/11,500.56 = 5,357.22/x
  3. Step 3: Cross multiply
    8,332.89x = 11,500.56 × 5,357.22
  4. Step 4: Simplify right side
    8,332.89x = 61,611,030.04
  5. Step 5: Solve for x
    x = 61,611,030.04/8,332.89
  6. Step 6: Final answer
    x = 7,393.72

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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.