Home / 11,864.59-16,377.02-8,328.67

Finding the Fourth Proportional to 11,864.59, 16,377.02 and 8,328.67

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Solution

The fourth proportional to 11,864.59, 16,377.02 and 8,328.67 is: 11,496.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,864.59 : 16,377.02 = 8,328.67 : x
  2. Step 2: Convert to fraction form
    11,864.59/16,377.02 = 8,328.67/x
  3. Step 3: Cross multiply
    11,864.59x = 16,377.02 × 8,328.67
  4. Step 4: Simplify right side
    11,864.59x = 136,398,743.81
  5. Step 5: Solve for x
    x = 136,398,743.81/11,864.59
  6. Step 6: Final answer
    x = 11,496.29

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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.