Home / 10,187.14-14,058.12-5,710.88

Finding the Fourth Proportional to 10,187.14, 14,058.12 and 5,710.88

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Solution

The fourth proportional to 10,187.14, 14,058.12 and 5,710.88 is: 7,880.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,187.14 : 14,058.12 = 5,710.88 : x
  2. Step 2: Convert to fraction form
    10,187.14/14,058.12 = 5,710.88/x
  3. Step 3: Cross multiply
    10,187.14x = 14,058.12 × 5,710.88
  4. Step 4: Simplify right side
    10,187.14x = 80,284,236.35
  5. Step 5: Solve for x
    x = 80,284,236.35/10,187.14
  6. Step 6: Final answer
    x = 7,880.94

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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.