Home / 10,486.40-14,475.66-6,954.80

Finding the Fourth Proportional to 10,486.40, 14,475.66 and 6,954.80

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Solution

The fourth proportional to 10,486.40, 14,475.66 and 6,954.80 is: 9,600.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,486.40 : 14,475.66 = 6,954.80 : x
  2. Step 2: Convert to fraction form
    10,486.40/14,475.66 = 6,954.80/x
  3. Step 3: Cross multiply
    10,486.40x = 14,475.66 × 6,954.80
  4. Step 4: Simplify right side
    10,486.40x = 100,675,320.17
  5. Step 5: Solve for x
    x = 100,675,320.17/10,486.40
  6. Step 6: Final answer
    x = 9,600.56

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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.