Home / 2,017.12-3,024.40-846.80

Finding the Fourth Proportional to 2,017.12, 3,024.40 and 846.80

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Solution

The fourth proportional to 2,017.12, 3,024.40 and 846.80 is: 1,269.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017.12 : 3,024.40 = 846.80 : x
  2. Step 2: Convert to fraction form
    2,017.12/3,024.40 = 846.80/x
  3. Step 3: Cross multiply
    2,017.12x = 3,024.40 × 846.80
  4. Step 4: Simplify right side
    2,017.12x = 2,561,061.92
  5. Step 5: Solve for x
    x = 2,561,061.92/2,017.12
  6. Step 6: Final answer
    x = 1,269.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.