Home / 5,045.66-7,568.87-1,347.81

Finding the Fourth Proportional to 5,045.66, 7,568.87 and 1,347.81

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Solution

The fourth proportional to 5,045.66, 7,568.87 and 1,347.81 is: 2,021.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.66 : 7,568.87 = 1,347.81 : x
  2. Step 2: Convert to fraction form
    5,045.66/7,568.87 = 1,347.81/x
  3. Step 3: Cross multiply
    5,045.66x = 7,568.87 × 1,347.81
  4. Step 4: Simplify right side
    5,045.66x = 10,201,402.04
  5. Step 5: Solve for x
    x = 10,201,402.04/5,045.66
  6. Step 6: Final answer
    x = 2,021.82

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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.