Home / 3,480.23-4,802.86-2,064.66

Finding the Fourth Proportional to 3,480.23, 4,802.86 and 2,064.66

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Solution

The fourth proportional to 3,480.23, 4,802.86 and 2,064.66 is: 2,849.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480.23 : 4,802.86 = 2,064.66 : x
  2. Step 2: Convert to fraction form
    3,480.23/4,802.86 = 2,064.66/x
  3. Step 3: Cross multiply
    3,480.23x = 4,802.86 × 2,064.66
  4. Step 4: Simplify right side
    3,480.23x = 9,916,289.31
  5. Step 5: Solve for x
    x = 9,916,289.31/3,480.23
  6. Step 6: Final answer
    x = 2,849.32

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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.