Home / 2,983.12-4,108.98-2,510.44

Finding the Fourth Proportional to 2,983.12, 4,108.98 and 2,510.44

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Solution

The fourth proportional to 2,983.12, 4,108.98 and 2,510.44 is: 3,457.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.12 : 4,108.98 = 2,510.44 : x
  2. Step 2: Convert to fraction form
    2,983.12/4,108.98 = 2,510.44/x
  3. Step 3: Cross multiply
    2,983.12x = 4,108.98 × 2,510.44
  4. Step 4: Simplify right side
    2,983.12x = 10,315,347.75
  5. Step 5: Solve for x
    x = 10,315,347.75/2,983.12
  6. Step 6: Final answer
    x = 3,457.91

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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.