Home / 10,368.14-15,542.55-4,126.95

Finding the Fourth Proportional to 10,368.14, 15,542.55 and 4,126.95

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Solution

The fourth proportional to 10,368.14, 15,542.55 and 4,126.95 is: 6,186.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368.14 : 15,542.55 = 4,126.95 : x
  2. Step 2: Convert to fraction form
    10,368.14/15,542.55 = 4,126.95/x
  3. Step 3: Cross multiply
    10,368.14x = 15,542.55 × 4,126.95
  4. Step 4: Simplify right side
    10,368.14x = 64,143,326.72
  5. Step 5: Solve for x
    x = 64,143,326.72/10,368.14
  6. Step 6: Final answer
    x = 6,186.58

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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.