Home / 4,259.79-5,875.74-2,490.75

Finding the Fourth Proportional to 4,259.79, 5,875.74 and 2,490.75

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Solution

The fourth proportional to 4,259.79, 5,875.74 and 2,490.75 is: 3,435.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259.79 : 5,875.74 = 2,490.75 : x
  2. Step 2: Convert to fraction form
    4,259.79/5,875.74 = 2,490.75/x
  3. Step 3: Cross multiply
    4,259.79x = 5,875.74 × 2,490.75
  4. Step 4: Simplify right side
    4,259.79x = 14,634,999.41
  5. Step 5: Solve for x
    x = 14,634,999.41/4,259.79
  6. Step 6: Final answer
    x = 3,435.62

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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.