Home / 9,579.74-14,350.91-5,407.11

Finding the Fourth Proportional to 9,579.74, 14,350.91 and 5,407.11

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Solution

The fourth proportional to 9,579.74, 14,350.91 and 5,407.11 is: 8,100.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,579.74 : 14,350.91 = 5,407.11 : x
  2. Step 2: Convert to fraction form
    9,579.74/14,350.91 = 5,407.11/x
  3. Step 3: Cross multiply
    9,579.74x = 14,350.91 × 5,407.11
  4. Step 4: Simplify right side
    9,579.74x = 77,596,921.93
  5. Step 5: Solve for x
    x = 77,596,921.93/9,579.74
  6. Step 6: Final answer
    x = 8,100.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.