Home / 5,124.03-7,687.56-1,837.05

Finding the Fourth Proportional to 5,124.03, 7,687.56 and 1,837.05

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Solution

The fourth proportional to 5,124.03, 7,687.56 and 1,837.05 is: 2,756.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,124.03 : 7,687.56 = 1,837.05 : x
  2. Step 2: Convert to fraction form
    5,124.03/7,687.56 = 1,837.05/x
  3. Step 3: Cross multiply
    5,124.03x = 7,687.56 × 1,837.05
  4. Step 4: Simplify right side
    5,124.03x = 14,122,432.10
  5. Step 5: Solve for x
    x = 14,122,432.10/5,124.03
  6. Step 6: Final answer
    x = 2,756.12

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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.