Home / 7,943.82-10,962.53-4,407.06

Finding the Fourth Proportional to 7,943.82, 10,962.53 and 4,407.06

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Solution

The fourth proportional to 7,943.82, 10,962.53 and 4,407.06 is: 6,081.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,943.82 : 10,962.53 = 4,407.06 : x
  2. Step 2: Convert to fraction form
    7,943.82/10,962.53 = 4,407.06/x
  3. Step 3: Cross multiply
    7,943.82x = 10,962.53 × 4,407.06
  4. Step 4: Simplify right side
    7,943.82x = 48,312,527.46
  5. Step 5: Solve for x
    x = 48,312,527.46/7,943.82
  6. Step 6: Final answer
    x = 6,081.78

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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.