Home / 5,492.28-8,238.23-1,543.57

Finding the Fourth Proportional to 5,492.28, 8,238.23 and 1,543.57

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Solution

The fourth proportional to 5,492.28, 8,238.23 and 1,543.57 is: 2,315.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,492.28 : 8,238.23 = 1,543.57 : x
  2. Step 2: Convert to fraction form
    5,492.28/8,238.23 = 1,543.57/x
  3. Step 3: Cross multiply
    5,492.28x = 8,238.23 × 1,543.57
  4. Step 4: Simplify right side
    5,492.28x = 12,716,276.96
  5. Step 5: Solve for x
    x = 12,716,276.96/5,492.28
  6. Step 6: Final answer
    x = 2,315.30

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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.