Home / 5,456.16-8,184.51-1,560.60

Finding the Fourth Proportional to 5,456.16, 8,184.51 and 1,560.60

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Solution

The fourth proportional to 5,456.16, 8,184.51 and 1,560.60 is: 2,340.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.16 : 8,184.51 = 1,560.60 : x
  2. Step 2: Convert to fraction form
    5,456.16/8,184.51 = 1,560.60/x
  3. Step 3: Cross multiply
    5,456.16x = 8,184.51 × 1,560.60
  4. Step 4: Simplify right side
    5,456.16x = 12,772,746.31
  5. Step 5: Solve for x
    x = 12,772,746.31/5,456.16
  6. Step 6: Final answer
    x = 2,340.98

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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.