Home / 4,109.34-6,156.21-2,439.93

Finding the Fourth Proportional to 4,109.34, 6,156.21 and 2,439.93

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Solution

The fourth proportional to 4,109.34, 6,156.21 and 2,439.93 is: 3,655.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.34 : 6,156.21 = 2,439.93 : x
  2. Step 2: Convert to fraction form
    4,109.34/6,156.21 = 2,439.93/x
  3. Step 3: Cross multiply
    4,109.34x = 6,156.21 × 2,439.93
  4. Step 4: Simplify right side
    4,109.34x = 15,020,721.47
  5. Step 5: Solve for x
    x = 15,020,721.47/4,109.34
  6. Step 6: Final answer
    x = 3,655.26

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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.