Home / 7,011.60-10,517.67-1,817.34

Finding the Fourth Proportional to 7,011.60, 10,517.67 and 1,817.34

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Solution

The fourth proportional to 7,011.60, 10,517.67 and 1,817.34 is: 2,726.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,011.60 : 10,517.67 = 1,817.34 : x
  2. Step 2: Convert to fraction form
    7,011.60/10,517.67 = 1,817.34/x
  3. Step 3: Cross multiply
    7,011.60x = 10,517.67 × 1,817.34
  4. Step 4: Simplify right side
    7,011.60x = 19,114,182.40
  5. Step 5: Solve for x
    x = 19,114,182.40/7,011.60
  6. Step 6: Final answer
    x = 2,726.08

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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.