Home / 10,058.19-13,871.21-6,281.70

Finding the Fourth Proportional to 10,058.19, 13,871.21 and 6,281.70

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Solution

The fourth proportional to 10,058.19, 13,871.21 and 6,281.70 is: 8,663.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,058.19 : 13,871.21 = 6,281.70 : x
  2. Step 2: Convert to fraction form
    10,058.19/13,871.21 = 6,281.70/x
  3. Step 3: Cross multiply
    10,058.19x = 13,871.21 × 6,281.70
  4. Step 4: Simplify right side
    10,058.19x = 87,134,726.21
  5. Step 5: Solve for x
    x = 87,134,726.21/10,058.19
  6. Step 6: Final answer
    x = 8,663.07

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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.