Home / 3,312.12-4,569.39-1,895.52

Finding the Fourth Proportional to 3,312.12, 4,569.39 and 1,895.52

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Solution

The fourth proportional to 3,312.12, 4,569.39 and 1,895.52 is: 2,615.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.12 : 4,569.39 = 1,895.52 : x
  2. Step 2: Convert to fraction form
    3,312.12/4,569.39 = 1,895.52/x
  3. Step 3: Cross multiply
    3,312.12x = 4,569.39 × 1,895.52
  4. Step 4: Simplify right side
    3,312.12x = 8,661,370.13
  5. Step 5: Solve for x
    x = 8,661,370.13/3,312.12
  6. Step 6: Final answer
    x = 2,615.05

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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.