Home / 5,435.52-7,501.44-3,077.76

Finding the Fourth Proportional to 5,435.52, 7,501.44 and 3,077.76

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Solution

The fourth proportional to 5,435.52, 7,501.44 and 3,077.76 is: 4,247.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435.52 : 7,501.44 = 3,077.76 : x
  2. Step 2: Convert to fraction form
    5,435.52/7,501.44 = 3,077.76/x
  3. Step 3: Cross multiply
    5,435.52x = 7,501.44 × 3,077.76
  4. Step 4: Simplify right side
    5,435.52x = 23,087,631.97
  5. Step 5: Solve for x
    x = 23,087,631.97/5,435.52
  6. Step 6: Final answer
    x = 4,247.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.