Home / 2,823.80-4,235.70-2,362.10

Finding the Fourth Proportional to 2,823.80, 4,235.70 and 2,362.10

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Solution

The fourth proportional to 2,823.80, 4,235.70 and 2,362.10 is: 3,543.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823.80 : 4,235.70 = 2,362.10 : x
  2. Step 2: Convert to fraction form
    2,823.80/4,235.70 = 2,362.10/x
  3. Step 3: Cross multiply
    2,823.80x = 4,235.70 × 2,362.10
  4. Step 4: Simplify right side
    2,823.80x = 10,005,146.97
  5. Step 5: Solve for x
    x = 10,005,146.97/2,823.80
  6. Step 6: Final answer
    x = 3,543.15

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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.