Home / 4,259.47-5,878.03-2,490.74

Finding the Fourth Proportional to 4,259.47, 5,878.03 and 2,490.74

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Solution

The fourth proportional to 4,259.47, 5,878.03 and 2,490.74 is: 3,437.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259.47 : 5,878.03 = 2,490.74 : x
  2. Step 2: Convert to fraction form
    4,259.47/5,878.03 = 2,490.74/x
  3. Step 3: Cross multiply
    4,259.47x = 5,878.03 × 2,490.74
  4. Step 4: Simplify right side
    4,259.47x = 14,640,644.44
  5. Step 5: Solve for x
    x = 14,640,644.44/4,259.47
  6. Step 6: Final answer
    x = 3,437.20

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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.