Home / 3,326.40-4,968.56-2,588.30

Finding the Fourth Proportional to 3,326.40, 4,968.56 and 2,588.30

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Solution

The fourth proportional to 3,326.40, 4,968.56 and 2,588.30 is: 3,866.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.40 : 4,968.56 = 2,588.30 : x
  2. Step 2: Convert to fraction form
    3,326.40/4,968.56 = 2,588.30/x
  3. Step 3: Cross multiply
    3,326.40x = 4,968.56 × 2,588.30
  4. Step 4: Simplify right side
    3,326.40x = 12,860,123.85
  5. Step 5: Solve for x
    x = 12,860,123.85/3,326.40
  6. Step 6: Final answer
    x = 3,866.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.