Home / 5,259.13-7,886.39-1,969.92

Finding the Fourth Proportional to 5,259.13, 7,886.39 and 1,969.92

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Solution

The fourth proportional to 5,259.13, 7,886.39 and 1,969.92 is: 2,954.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259.13 : 7,886.39 = 1,969.92 : x
  2. Step 2: Convert to fraction form
    5,259.13/7,886.39 = 1,969.92/x
  3. Step 3: Cross multiply
    5,259.13x = 7,886.39 × 1,969.92
  4. Step 4: Simplify right side
    5,259.13x = 15,535,525.35
  5. Step 5: Solve for x
    x = 15,535,525.35/5,259.13
  6. Step 6: Final answer
    x = 2,954.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.