Home / 5,631.74-7,774.52-3,746.46

Finding the Fourth Proportional to 5,631.74, 7,774.52 and 3,746.46

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Solution

The fourth proportional to 5,631.74, 7,774.52 and 3,746.46 is: 5,171.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,631.74 : 7,774.52 = 3,746.46 : x
  2. Step 2: Convert to fraction form
    5,631.74/7,774.52 = 3,746.46/x
  3. Step 3: Cross multiply
    5,631.74x = 7,774.52 × 3,746.46
  4. Step 4: Simplify right side
    5,631.74x = 29,126,928.20
  5. Step 5: Solve for x
    x = 29,126,928.20/5,631.74
  6. Step 6: Final answer
    x = 5,171.92

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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.