Home / 7,011.77-10,517.34-1,746.80

Finding the Fourth Proportional to 7,011.77, 10,517.34 and 1,746.80

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Solution

The fourth proportional to 7,011.77, 10,517.34 and 1,746.80 is: 2,620.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,011.77 : 10,517.34 = 1,746.80 : x
  2. Step 2: Convert to fraction form
    7,011.77/10,517.34 = 1,746.80/x
  3. Step 3: Cross multiply
    7,011.77x = 10,517.34 × 1,746.80
  4. Step 4: Simplify right side
    7,011.77x = 18,371,682.92
  5. Step 5: Solve for x
    x = 18,371,682.92/7,011.77
  6. Step 6: Final answer
    x = 2,620.12

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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.