Home / 8,935.08-12,330.80-4,955.92

Finding the Fourth Proportional to 8,935.08, 12,330.80 and 4,955.92

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Solution

The fourth proportional to 8,935.08, 12,330.80 and 4,955.92 is: 6,839.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935.08 : 12,330.80 = 4,955.92 : x
  2. Step 2: Convert to fraction form
    8,935.08/12,330.80 = 4,955.92/x
  3. Step 3: Cross multiply
    8,935.08x = 12,330.80 × 4,955.92
  4. Step 4: Simplify right side
    8,935.08x = 61,110,458.34
  5. Step 5: Solve for x
    x = 61,110,458.34/8,935.08
  6. Step 6: Final answer
    x = 6,839.39

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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.