Home / 5,505.98-7,598.18-2,988.08

Finding the Fourth Proportional to 5,505.98, 7,598.18 and 2,988.08

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Solution

The fourth proportional to 5,505.98, 7,598.18 and 2,988.08 is: 4,123.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505.98 : 7,598.18 = 2,988.08 : x
  2. Step 2: Convert to fraction form
    5,505.98/7,598.18 = 2,988.08/x
  3. Step 3: Cross multiply
    5,505.98x = 7,598.18 × 2,988.08
  4. Step 4: Simplify right side
    5,505.98x = 22,703,969.69
  5. Step 5: Solve for x
    x = 22,703,969.69/5,505.98
  6. Step 6: Final answer
    x = 4,123.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.