Home / 10,460.06-14,426.40-9,198.44

Finding the Fourth Proportional to 10,460.06, 14,426.40 and 9,198.44

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Solution

The fourth proportional to 10,460.06, 14,426.40 and 9,198.44 is: 12,686.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,460.06 : 14,426.40 = 9,198.44 : x
  2. Step 2: Convert to fraction form
    10,460.06/14,426.40 = 9,198.44/x
  3. Step 3: Cross multiply
    10,460.06x = 14,426.40 × 9,198.44
  4. Step 4: Simplify right side
    10,460.06x = 132,700,374.82
  5. Step 5: Solve for x
    x = 132,700,374.82/10,460.06
  6. Step 6: Final answer
    x = 12,686.39

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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.