Home / 5,457.04-8,183.16-1,560.56

Finding the Fourth Proportional to 5,457.04, 8,183.16 and 1,560.56

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Solution

The fourth proportional to 5,457.04, 8,183.16 and 1,560.56 is: 2,340.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,457.04 : 8,183.16 = 1,560.56 : x
  2. Step 2: Convert to fraction form
    5,457.04/8,183.16 = 1,560.56/x
  3. Step 3: Cross multiply
    5,457.04x = 8,183.16 × 1,560.56
  4. Step 4: Simplify right side
    5,457.04x = 12,770,312.17
  5. Step 5: Solve for x
    x = 12,770,312.17/5,457.04
  6. Step 6: Final answer
    x = 2,340.15

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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.