Home / 9,152.19-12,627.90-6,322.05

Finding the Fourth Proportional to 9,152.19, 12,627.90 and 6,322.05

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Solution

The fourth proportional to 9,152.19, 12,627.90 and 6,322.05 is: 8,722.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,152.19 : 12,627.90 = 6,322.05 : x
  2. Step 2: Convert to fraction form
    9,152.19/12,627.90 = 6,322.05/x
  3. Step 3: Cross multiply
    9,152.19x = 12,627.90 × 6,322.05
  4. Step 4: Simplify right side
    9,152.19x = 79,834,215.20
  5. Step 5: Solve for x
    x = 79,834,215.20/9,152.19
  6. Step 6: Final answer
    x = 8,722.96

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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.