Home / 8,298.68-11,451.33-5,111.46

Finding the Fourth Proportional to 8,298.68, 11,451.33 and 5,111.46

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Solution

The fourth proportional to 8,298.68, 11,451.33 and 5,111.46 is: 7,053.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,298.68 : 11,451.33 = 5,111.46 : x
  2. Step 2: Convert to fraction form
    8,298.68/11,451.33 = 5,111.46/x
  3. Step 3: Cross multiply
    8,298.68x = 11,451.33 × 5,111.46
  4. Step 4: Simplify right side
    8,298.68x = 58,533,015.24
  5. Step 5: Solve for x
    x = 58,533,015.24/8,298.68
  6. Step 6: Final answer
    x = 7,053.30

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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.