Home / 2,920.33-4,030.12-1,594.12

Finding the Fourth Proportional to 2,920.33, 4,030.12 and 1,594.12

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Solution

The fourth proportional to 2,920.33, 4,030.12 and 1,594.12 is: 2,199.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920.33 : 4,030.12 = 1,594.12 : x
  2. Step 2: Convert to fraction form
    2,920.33/4,030.12 = 1,594.12/x
  3. Step 3: Cross multiply
    2,920.33x = 4,030.12 × 1,594.12
  4. Step 4: Simplify right side
    2,920.33x = 6,424,481.98
  5. Step 5: Solve for x
    x = 6,424,481.98/2,920.33
  6. Step 6: Final answer
    x = 2,199.92

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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.