Home / 7,374.20-10,176.22-4,230.18

Finding the Fourth Proportional to 7,374.20, 10,176.22 and 4,230.18

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Solution

The fourth proportional to 7,374.20, 10,176.22 and 4,230.18 is: 5,837.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374.20 : 10,176.22 = 4,230.18 : x
  2. Step 2: Convert to fraction form
    7,374.20/10,176.22 = 4,230.18/x
  3. Step 3: Cross multiply
    7,374.20x = 10,176.22 × 4,230.18
  4. Step 4: Simplify right side
    7,374.20x = 43,047,242.32
  5. Step 5: Solve for x
    x = 43,047,242.32/7,374.20
  6. Step 6: Final answer
    x = 5,837.55

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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.