Home / 9,388.34-14,077.35-3,145.07

Finding the Fourth Proportional to 9,388.34, 14,077.35 and 3,145.07

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Solution

The fourth proportional to 9,388.34, 14,077.35 and 3,145.07 is: 4,715.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,388.34 : 14,077.35 = 3,145.07 : x
  2. Step 2: Convert to fraction form
    9,388.34/14,077.35 = 3,145.07/x
  3. Step 3: Cross multiply
    9,388.34x = 14,077.35 × 3,145.07
  4. Step 4: Simplify right side
    9,388.34x = 44,274,251.16
  5. Step 5: Solve for x
    x = 44,274,251.16/9,388.34
  6. Step 6: Final answer
    x = 4,715.88

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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.