Home / 7,184.40-10,776.60-2,254.43

Finding the Fourth Proportional to 7,184.40, 10,776.60 and 2,254.43

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Solution

The fourth proportional to 7,184.40, 10,776.60 and 2,254.43 is: 3,381.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,184.40 : 10,776.60 = 2,254.43 : x
  2. Step 2: Convert to fraction form
    7,184.40/10,776.60 = 2,254.43/x
  3. Step 3: Cross multiply
    7,184.40x = 10,776.60 × 2,254.43
  4. Step 4: Simplify right side
    7,184.40x = 24,295,090.34
  5. Step 5: Solve for x
    x = 24,295,090.34/7,184.40
  6. Step 6: Final answer
    x = 3,381.65

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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.