Home / 2,827.24-4,220.09-2,624.20

Finding the Fourth Proportional to 2,827.24, 4,220.09 and 2,624.20

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Solution

The fourth proportional to 2,827.24, 4,220.09 and 2,624.20 is: 3,917.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.24 : 4,220.09 = 2,624.20 : x
  2. Step 2: Convert to fraction form
    2,827.24/4,220.09 = 2,624.20/x
  3. Step 3: Cross multiply
    2,827.24x = 4,220.09 × 2,624.20
  4. Step 4: Simplify right side
    2,827.24x = 11,074,360.18
  5. Step 5: Solve for x
    x = 11,074,360.18/2,827.24
  6. Step 6: Final answer
    x = 3,917.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.