Home / 10,729.80-16,094.72-4,888.08

Finding the Fourth Proportional to 10,729.80, 16,094.72 and 4,888.08

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Solution

The fourth proportional to 10,729.80, 16,094.72 and 4,888.08 is: 7,332.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,729.80 : 16,094.72 = 4,888.08 : x
  2. Step 2: Convert to fraction form
    10,729.80/16,094.72 = 4,888.08/x
  3. Step 3: Cross multiply
    10,729.80x = 16,094.72 × 4,888.08
  4. Step 4: Simplify right side
    10,729.80x = 78,672,278.94
  5. Step 5: Solve for x
    x = 78,672,278.94/10,729.80
  6. Step 6: Final answer
    x = 7,332.13

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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.