Home / 4,686.13-6,465.79-2,798.33

Finding the Fourth Proportional to 4,686.13, 6,465.79 and 2,798.33

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Solution

The fourth proportional to 4,686.13, 6,465.79 and 2,798.33 is: 3,861.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,686.13 : 6,465.79 = 2,798.33 : x
  2. Step 2: Convert to fraction form
    4,686.13/6,465.79 = 2,798.33/x
  3. Step 3: Cross multiply
    4,686.13x = 6,465.79 × 2,798.33
  4. Step 4: Simplify right side
    4,686.13x = 18,093,385.30
  5. Step 5: Solve for x
    x = 18,093,385.30/4,686.13
  6. Step 6: Final answer
    x = 3,861.05

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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.