Home / 5,456.34-8,184.28-1,560.74

Finding the Fourth Proportional to 5,456.34, 8,184.28 and 1,560.74

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Solution

The fourth proportional to 5,456.34, 8,184.28 and 1,560.74 is: 2,341.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.34 : 8,184.28 = 1,560.74 : x
  2. Step 2: Convert to fraction form
    5,456.34/8,184.28 = 1,560.74/x
  3. Step 3: Cross multiply
    5,456.34x = 8,184.28 × 1,560.74
  4. Step 4: Simplify right side
    5,456.34x = 12,773,558.13
  5. Step 5: Solve for x
    x = 12,773,558.13/5,456.34
  6. Step 6: Final answer
    x = 2,341.05

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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.