Home / 2,299.04-3,167.76-2,017.12

Finding the Fourth Proportional to 2,299.04, 3,167.76 and 2,017.12

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Solution

The fourth proportional to 2,299.04, 3,167.76 and 2,017.12 is: 2,779.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299.04 : 3,167.76 = 2,017.12 : x
  2. Step 2: Convert to fraction form
    2,299.04/3,167.76 = 2,017.12/x
  3. Step 3: Cross multiply
    2,299.04x = 3,167.76 × 2,017.12
  4. Step 4: Simplify right side
    2,299.04x = 6,389,752.05
  5. Step 5: Solve for x
    x = 6,389,752.05/2,299.04
  6. Step 6: Final answer
    x = 2,779.31

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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.