Home / 10,659.15-15,988.73-2,867.94

Finding the Fourth Proportional to 10,659.15, 15,988.73 and 2,867.94

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Solution

The fourth proportional to 10,659.15, 15,988.73 and 2,867.94 is: 4,301.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,659.15 : 15,988.73 = 2,867.94 : x
  2. Step 2: Convert to fraction form
    10,659.15/15,988.73 = 2,867.94/x
  3. Step 3: Cross multiply
    10,659.15x = 15,988.73 × 2,867.94
  4. Step 4: Simplify right side
    10,659.15x = 45,854,703.98
  5. Step 5: Solve for x
    x = 45,854,703.98/10,659.15
  6. Step 6: Final answer
    x = 4,301.91

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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.