Home / 7,088.80-10,635.04-2,706.40

Finding the Fourth Proportional to 7,088.80, 10,635.04 and 2,706.40

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Solution

The fourth proportional to 7,088.80, 10,635.04 and 2,706.40 is: 4,060.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,088.80 : 10,635.04 = 2,706.40 : x
  2. Step 2: Convert to fraction form
    7,088.80/10,635.04 = 2,706.40/x
  3. Step 3: Cross multiply
    7,088.80x = 10,635.04 × 2,706.40
  4. Step 4: Simplify right side
    7,088.80x = 28,782,672.26
  5. Step 5: Solve for x
    x = 28,782,672.26/7,088.80
  6. Step 6: Final answer
    x = 4,060.30

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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.