Home / 4,585.26-6,878.02-1,122.50

Finding the Fourth Proportional to 4,585.26, 6,878.02 and 1,122.50

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Solution

The fourth proportional to 4,585.26, 6,878.02 and 1,122.50 is: 1,683.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,585.26 : 6,878.02 = 1,122.50 : x
  2. Step 2: Convert to fraction form
    4,585.26/6,878.02 = 1,122.50/x
  3. Step 3: Cross multiply
    4,585.26x = 6,878.02 × 1,122.50
  4. Step 4: Simplify right side
    4,585.26x = 7,720,577.45
  5. Step 5: Solve for x
    x = 7,720,577.45/4,585.26
  6. Step 6: Final answer
    x = 1,683.78

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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.