Home / 8,886.60-13,331.70-3,043.80

Finding the Fourth Proportional to 8,886.60, 13,331.70 and 3,043.80

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Solution

The fourth proportional to 8,886.60, 13,331.70 and 3,043.80 is: 4,566.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886.60 : 13,331.70 = 3,043.80 : x
  2. Step 2: Convert to fraction form
    8,886.60/13,331.70 = 3,043.80/x
  3. Step 3: Cross multiply
    8,886.60x = 13,331.70 × 3,043.80
  4. Step 4: Simplify right side
    8,886.60x = 40,579,028.46
  5. Step 5: Solve for x
    x = 40,579,028.46/8,886.60
  6. Step 6: Final answer
    x = 4,566.32

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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.