Home / 10,886.48-16,302.03-7,177.46

Finding the Fourth Proportional to 10,886.48, 16,302.03 and 7,177.46

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Solution

The fourth proportional to 10,886.48, 16,302.03 and 7,177.46 is: 10,747.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,886.48 : 16,302.03 = 7,177.46 : x
  2. Step 2: Convert to fraction form
    10,886.48/16,302.03 = 7,177.46/x
  3. Step 3: Cross multiply
    10,886.48x = 16,302.03 × 7,177.46
  4. Step 4: Simplify right side
    10,886.48x = 117,007,120.95
  5. Step 5: Solve for x
    x = 117,007,120.95/10,886.48
  6. Step 6: Final answer
    x = 10,747.93

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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.