Home / 5,068.71-7,603.74-1,781.19

Finding the Fourth Proportional to 5,068.71, 7,603.74 and 1,781.19

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Solution

The fourth proportional to 5,068.71, 7,603.74 and 1,781.19 is: 2,672.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,068.71 : 7,603.74 = 1,781.19 : x
  2. Step 2: Convert to fraction form
    5,068.71/7,603.74 = 1,781.19/x
  3. Step 3: Cross multiply
    5,068.71x = 7,603.74 × 1,781.19
  4. Step 4: Simplify right side
    5,068.71x = 13,543,705.65
  5. Step 5: Solve for x
    x = 13,543,705.65/5,068.71
  6. Step 6: Final answer
    x = 2,672.02

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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.