Home / 8,878.31-13,329.77-4,498.84

Finding the Fourth Proportional to 8,878.31, 13,329.77 and 4,498.84

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Solution

The fourth proportional to 8,878.31, 13,329.77 and 4,498.84 is: 6,754.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,878.31 : 13,329.77 = 4,498.84 : x
  2. Step 2: Convert to fraction form
    8,878.31/13,329.77 = 4,498.84/x
  3. Step 3: Cross multiply
    8,878.31x = 13,329.77 × 4,498.84
  4. Step 4: Simplify right side
    8,878.31x = 59,968,496.63
  5. Step 5: Solve for x
    x = 59,968,496.63/8,878.31
  6. Step 6: Final answer
    x = 6,754.50

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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.