Home / 2,326.02-3,209.90-1,263.76

Finding the Fourth Proportional to 2,326.02, 3,209.90 and 1,263.76

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Solution

The fourth proportional to 2,326.02, 3,209.90 and 1,263.76 is: 1,743.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,326.02 : 3,209.90 = 1,263.76 : x
  2. Step 2: Convert to fraction form
    2,326.02/3,209.90 = 1,263.76/x
  3. Step 3: Cross multiply
    2,326.02x = 3,209.90 × 1,263.76
  4. Step 4: Simplify right side
    2,326.02x = 4,056,543.22
  5. Step 5: Solve for x
    x = 4,056,543.22/2,326.02
  6. Step 6: Final answer
    x = 1,743.98

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1.5x scale

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.