Home / 10,158.15-15,201.18-6,208.05

Finding the Fourth Proportional to 10,158.15, 15,201.18 and 6,208.05

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Solution

The fourth proportional to 10,158.15, 15,201.18 and 6,208.05 is: 9,290.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,158.15 : 15,201.18 = 6,208.05 : x
  2. Step 2: Convert to fraction form
    10,158.15/15,201.18 = 6,208.05/x
  3. Step 3: Cross multiply
    10,158.15x = 15,201.18 × 6,208.05
  4. Step 4: Simplify right side
    10,158.15x = 94,369,685.50
  5. Step 5: Solve for x
    x = 94,369,685.50/10,158.15
  6. Step 6: Final answer
    x = 9,290.05

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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.