Home / 5,054.57-7,582.63-1,543.76

Finding the Fourth Proportional to 5,054.57, 7,582.63 and 1,543.76

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Solution

The fourth proportional to 5,054.57, 7,582.63 and 1,543.76 is: 2,315.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,054.57 : 7,582.63 = 1,543.76 : x
  2. Step 2: Convert to fraction form
    5,054.57/7,582.63 = 1,543.76/x
  3. Step 3: Cross multiply
    5,054.57x = 7,582.63 × 1,543.76
  4. Step 4: Simplify right side
    5,054.57x = 11,705,760.89
  5. Step 5: Solve for x
    x = 11,705,760.89/5,054.57
  6. Step 6: Final answer
    x = 2,315.88

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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.