Home / 10,265.06-14,165.80-5,549.36

Finding the Fourth Proportional to 10,265.06, 14,165.80 and 5,549.36

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Solution

The fourth proportional to 10,265.06, 14,165.80 and 5,549.36 is: 7,658.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,265.06 : 14,165.80 = 5,549.36 : x
  2. Step 2: Convert to fraction form
    10,265.06/14,165.80 = 5,549.36/x
  3. Step 3: Cross multiply
    10,265.06x = 14,165.80 × 5,549.36
  4. Step 4: Simplify right side
    10,265.06x = 78,611,039.19
  5. Step 5: Solve for x
    x = 78,611,039.19/10,265.06
  6. Step 6: Final answer
    x = 7,658.12

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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.