Home / 3,156.23-4,359.70-2,560.93

Finding the Fourth Proportional to 3,156.23, 4,359.70 and 2,560.93

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Solution

The fourth proportional to 3,156.23, 4,359.70 and 2,560.93 is: 3,537.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156.23 : 4,359.70 = 2,560.93 : x
  2. Step 2: Convert to fraction form
    3,156.23/4,359.70 = 2,560.93/x
  3. Step 3: Cross multiply
    3,156.23x = 4,359.70 × 2,560.93
  4. Step 4: Simplify right side
    3,156.23x = 11,164,886.52
  5. Step 5: Solve for x
    x = 11,164,886.52/3,156.23
  6. Step 6: Final answer
    x = 3,537.41

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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.