Home / 4,813.13-6,641.24-3,320.51

Finding the Fourth Proportional to 4,813.13, 6,641.24 and 3,320.51

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Solution

The fourth proportional to 4,813.13, 6,641.24 and 3,320.51 is: 4,581.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.13 : 6,641.24 = 3,320.51 : x
  2. Step 2: Convert to fraction form
    4,813.13/6,641.24 = 3,320.51/x
  3. Step 3: Cross multiply
    4,813.13x = 6,641.24 × 3,320.51
  4. Step 4: Simplify right side
    4,813.13x = 22,052,254.02
  5. Step 5: Solve for x
    x = 22,052,254.02/4,813.13
  6. Step 6: Final answer
    x = 4,581.68

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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.