Home / 2,326.50-3,210.48-1,331.91

Finding the Fourth Proportional to 2,326.50, 3,210.48 and 1,331.91

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Solution

The fourth proportional to 2,326.50, 3,210.48 and 1,331.91 is: 1,837.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,326.50 : 3,210.48 = 1,331.91 : x
  2. Step 2: Convert to fraction form
    2,326.50/3,210.48 = 1,331.91/x
  3. Step 3: Cross multiply
    2,326.50x = 3,210.48 × 1,331.91
  4. Step 4: Simplify right side
    2,326.50x = 4,276,070.42
  5. Step 5: Solve for x
    x = 4,276,070.42/2,326.50
  6. Step 6: Final answer
    x = 1,837.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.