Home / 4,155.50-6,233.61-1,077.50

Finding the Fourth Proportional to 4,155.50, 6,233.61 and 1,077.50

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Solution

The fourth proportional to 4,155.50, 6,233.61 and 1,077.50 is: 1,616.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.50 : 6,233.61 = 1,077.50 : x
  2. Step 2: Convert to fraction form
    4,155.50/6,233.61 = 1,077.50/x
  3. Step 3: Cross multiply
    4,155.50x = 6,233.61 × 1,077.50
  4. Step 4: Simplify right side
    4,155.50x = 6,716,714.78
  5. Step 5: Solve for x
    x = 6,716,714.78/4,155.50
  6. Step 6: Final answer
    x = 1,616.34

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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.