Home / 8,058.81-11,118.15-6,168.45

Finding the Fourth Proportional to 8,058.81, 11,118.15 and 6,168.45

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Solution

The fourth proportional to 8,058.81, 11,118.15 and 6,168.45 is: 8,510.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,058.81 : 11,118.15 = 6,168.45 : x
  2. Step 2: Convert to fraction form
    8,058.81/11,118.15 = 6,168.45/x
  3. Step 3: Cross multiply
    8,058.81x = 11,118.15 × 6,168.45
  4. Step 4: Simplify right side
    8,058.81x = 68,581,752.37
  5. Step 5: Solve for x
    x = 68,581,752.37/8,058.81
  6. Step 6: Final answer
    x = 8,510.16

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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.