Home / 7,260.80-10,888.40-3,098.16

Finding the Fourth Proportional to 7,260.80, 10,888.40 and 3,098.16

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Solution

The fourth proportional to 7,260.80, 10,888.40 and 3,098.16 is: 4,646.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260.80 : 10,888.40 = 3,098.16 : x
  2. Step 2: Convert to fraction form
    7,260.80/10,888.40 = 3,098.16/x
  3. Step 3: Cross multiply
    7,260.80x = 10,888.40 × 3,098.16
  4. Step 4: Simplify right side
    7,260.80x = 33,734,005.34
  5. Step 5: Solve for x
    x = 33,734,005.34/7,260.80
  6. Step 6: Final answer
    x = 4,646.05

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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.