Home / 4,578.60-6,866.90-1,655.28

Finding the Fourth Proportional to 4,578.60, 6,866.90 and 1,655.28

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Solution

The fourth proportional to 4,578.60, 6,866.90 and 1,655.28 is: 2,482.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578.60 : 6,866.90 = 1,655.28 : x
  2. Step 2: Convert to fraction form
    4,578.60/6,866.90 = 1,655.28/x
  3. Step 3: Cross multiply
    4,578.60x = 6,866.90 × 1,655.28
  4. Step 4: Simplify right side
    4,578.60x = 11,366,642.23
  5. Step 5: Solve for x
    x = 11,366,642.23/4,578.60
  6. Step 6: Final answer
    x = 2,482.56

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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.