Home / 5,030.08-7,543.76-2,255.20

Finding the Fourth Proportional to 5,030.08, 7,543.76 and 2,255.20

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Solution

The fourth proportional to 5,030.08, 7,543.76 and 2,255.20 is: 3,382.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.08 : 7,543.76 = 2,255.20 : x
  2. Step 2: Convert to fraction form
    5,030.08/7,543.76 = 2,255.20/x
  3. Step 3: Cross multiply
    5,030.08x = 7,543.76 × 2,255.20
  4. Step 4: Simplify right side
    5,030.08x = 17,012,687.55
  5. Step 5: Solve for x
    x = 17,012,687.55/5,030.08
  6. Step 6: Final answer
    x = 3,382.19

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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.