Home / 10,401.02-14,345.24-9,207.26

Finding the Fourth Proportional to 10,401.02, 14,345.24 and 9,207.26

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Solution

The fourth proportional to 10,401.02, 14,345.24 and 9,207.26 is: 12,698.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,401.02 : 14,345.24 = 9,207.26 : x
  2. Step 2: Convert to fraction form
    10,401.02/14,345.24 = 9,207.26/x
  3. Step 3: Cross multiply
    10,401.02x = 14,345.24 × 9,207.26
  4. Step 4: Simplify right side
    10,401.02x = 132,080,354.44
  5. Step 5: Solve for x
    x = 132,080,354.44/10,401.02
  6. Step 6: Final answer
    x = 12,698.79

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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.