Home / 5,447.81-8,173.13-1,552.52

Finding the Fourth Proportional to 5,447.81, 8,173.13 and 1,552.52

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Solution

The fourth proportional to 5,447.81, 8,173.13 and 1,552.52 is: 2,329.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447.81 : 8,173.13 = 1,552.52 : x
  2. Step 2: Convert to fraction form
    5,447.81/8,173.13 = 1,552.52/x
  3. Step 3: Cross multiply
    5,447.81x = 8,173.13 × 1,552.52
  4. Step 4: Simplify right side
    5,447.81x = 12,688,899.16
  5. Step 5: Solve for x
    x = 12,688,899.16/5,447.81
  6. Step 6: Final answer
    x = 2,329.18

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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.