Home / 7,184.38-10,776.57-2,254.40

Finding the Fourth Proportional to 7,184.38, 10,776.57 and 2,254.40

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Solution

The fourth proportional to 7,184.38, 10,776.57 and 2,254.40 is: 3,381.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,184.38 : 10,776.57 = 2,254.40 : x
  2. Step 2: Convert to fraction form
    7,184.38/10,776.57 = 2,254.40/x
  3. Step 3: Cross multiply
    7,184.38x = 10,776.57 × 2,254.40
  4. Step 4: Simplify right side
    7,184.38x = 24,294,688.14
  5. Step 5: Solve for x
    x = 24,294,688.14/7,184.38
  6. Step 6: Final answer
    x = 3,381.60

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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.