Home / 2,299.47-3,165.48-2,077.72

Finding the Fourth Proportional to 2,299.47, 3,165.48 and 2,077.72

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Solution

The fourth proportional to 2,299.47, 3,165.48 and 2,077.72 is: 2,860.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299.47 : 3,165.48 = 2,077.72 : x
  2. Step 2: Convert to fraction form
    2,299.47/3,165.48 = 2,077.72/x
  3. Step 3: Cross multiply
    2,299.47x = 3,165.48 × 2,077.72
  4. Step 4: Simplify right side
    2,299.47x = 6,576,981.11
  5. Step 5: Solve for x
    x = 6,576,981.11/2,299.47
  6. Step 6: Final answer
    x = 2,860.22

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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.