Home / 4,259.48-5,878.02-2,490.74

Finding the Fourth Proportional to 4,259.48, 5,878.02 and 2,490.74

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Solution

The fourth proportional to 4,259.48, 5,878.02 and 2,490.74 is: 3,437.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259.48 : 5,878.02 = 2,490.74 : x
  2. Step 2: Convert to fraction form
    4,259.48/5,878.02 = 2,490.74/x
  3. Step 3: Cross multiply
    4,259.48x = 5,878.02 × 2,490.74
  4. Step 4: Simplify right side
    4,259.48x = 14,640,619.53
  5. Step 5: Solve for x
    x = 14,640,619.53/4,259.48
  6. Step 6: Final answer
    x = 3,437.18

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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.