Home / 7,109.28-10,659.27-2,726.76

Finding the Fourth Proportional to 7,109.28, 10,659.27 and 2,726.76

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Solution

The fourth proportional to 7,109.28, 10,659.27 and 2,726.76 is: 4,088.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,109.28 : 10,659.27 = 2,726.76 : x
  2. Step 2: Convert to fraction form
    7,109.28/10,659.27 = 2,726.76/x
  3. Step 3: Cross multiply
    7,109.28x = 10,659.27 × 2,726.76
  4. Step 4: Simplify right side
    7,109.28x = 29,065,271.07
  5. Step 5: Solve for x
    x = 29,065,271.07/7,109.28
  6. Step 6: Final answer
    x = 4,088.36

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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.