Home / 2,320.89-3,465.78-2,029.29

Finding the Fourth Proportional to 2,320.89, 3,465.78 and 2,029.29

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Solution

The fourth proportional to 2,320.89, 3,465.78 and 2,029.29 is: 3,030.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320.89 : 3,465.78 = 2,029.29 : x
  2. Step 2: Convert to fraction form
    2,320.89/3,465.78 = 2,029.29/x
  3. Step 3: Cross multiply
    2,320.89x = 3,465.78 × 2,029.29
  4. Step 4: Simplify right side
    2,320.89x = 7,033,072.70
  5. Step 5: Solve for x
    x = 7,033,072.70/2,320.89
  6. Step 6: Final answer
    x = 3,030.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.