Home / 5,671.20-8,506.56-1,775.52

Finding the Fourth Proportional to 5,671.20, 8,506.56 and 1,775.52

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Solution

The fourth proportional to 5,671.20, 8,506.56 and 1,775.52 is: 2,663.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,671.20 : 8,506.56 = 1,775.52 : x
  2. Step 2: Convert to fraction form
    5,671.20/8,506.56 = 1,775.52/x
  3. Step 3: Cross multiply
    5,671.20x = 8,506.56 × 1,775.52
  4. Step 4: Simplify right side
    5,671.20x = 15,103,567.41
  5. Step 5: Solve for x
    x = 15,103,567.41/5,671.20
  6. Step 6: Final answer
    x = 2,663.20

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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.