Home / 3,465.30-4,785.51-2,208.72

Finding the Fourth Proportional to 3,465.30, 4,785.51 and 2,208.72

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Solution

The fourth proportional to 3,465.30, 4,785.51 and 2,208.72 is: 3,050.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.30 : 4,785.51 = 2,208.72 : x
  2. Step 2: Convert to fraction form
    3,465.30/4,785.51 = 2,208.72/x
  3. Step 3: Cross multiply
    3,465.30x = 4,785.51 × 2,208.72
  4. Step 4: Simplify right side
    3,465.30x = 10,569,851.65
  5. Step 5: Solve for x
    x = 10,569,851.65/3,465.30
  6. Step 6: Final answer
    x = 3,050.20

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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.