Home / 10,266.47-14,167.44-5,790.18

Finding the Fourth Proportional to 10,266.47, 14,167.44 and 5,790.18

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Solution

The fourth proportional to 10,266.47, 14,167.44 and 5,790.18 is: 7,990.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,266.47 : 14,167.44 = 5,790.18 : x
  2. Step 2: Convert to fraction form
    10,266.47/14,167.44 = 5,790.18/x
  3. Step 3: Cross multiply
    10,266.47x = 14,167.44 × 5,790.18
  4. Step 4: Simplify right side
    10,266.47x = 82,032,027.74
  5. Step 5: Solve for x
    x = 82,032,027.74/10,266.47
  6. Step 6: Final answer
    x = 7,990.29

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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.