Home / 6,106.86-9,160.38-1,724.76

Finding the Fourth Proportional to 6,106.86, 9,160.38 and 1,724.76

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Solution

The fourth proportional to 6,106.86, 9,160.38 and 1,724.76 is: 2,587.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,106.86 : 9,160.38 = 1,724.76 : x
  2. Step 2: Convert to fraction form
    6,106.86/9,160.38 = 1,724.76/x
  3. Step 3: Cross multiply
    6,106.86x = 9,160.38 × 1,724.76
  4. Step 4: Simplify right side
    6,106.86x = 15,799,457.01
  5. Step 5: Solve for x
    x = 15,799,457.01/6,106.86
  6. Step 6: Final answer
    x = 2,587.17

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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.