Home / 10,863.66-14,989.95-6,673.26

Finding the Fourth Proportional to 10,863.66, 14,989.95 and 6,673.26

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Solution

The fourth proportional to 10,863.66, 14,989.95 and 6,673.26 is: 9,207.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,863.66 : 14,989.95 = 6,673.26 : x
  2. Step 2: Convert to fraction form
    10,863.66/14,989.95 = 6,673.26/x
  3. Step 3: Cross multiply
    10,863.66x = 14,989.95 × 6,673.26
  4. Step 4: Simplify right side
    10,863.66x = 100,031,833.74
  5. Step 5: Solve for x
    x = 100,031,833.74/10,863.66
  6. Step 6: Final answer
    x = 9,207.93

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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.