Home / 10,347.26-14,254.13-7,690.06

Finding the Fourth Proportional to 10,347.26, 14,254.13 and 7,690.06

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Solution

The fourth proportional to 10,347.26, 14,254.13 and 7,690.06 is: 10,593.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347.26 : 14,254.13 = 7,690.06 : x
  2. Step 2: Convert to fraction form
    10,347.26/14,254.13 = 7,690.06/x
  3. Step 3: Cross multiply
    10,347.26x = 14,254.13 × 7,690.06
  4. Step 4: Simplify right side
    10,347.26x = 109,615,114.95
  5. Step 5: Solve for x
    x = 109,615,114.95/10,347.26
  6. Step 6: Final answer
    x = 10,593.64

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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.