Home / 5,506.20-7,598.58-2,988.32

Finding the Fourth Proportional to 5,506.20, 7,598.58 and 2,988.32

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Solution

The fourth proportional to 5,506.20, 7,598.58 and 2,988.32 is: 4,123.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,506.20 : 7,598.58 = 2,988.32 : x
  2. Step 2: Convert to fraction form
    5,506.20/7,598.58 = 2,988.32/x
  3. Step 3: Cross multiply
    5,506.20x = 7,598.58 × 2,988.32
  4. Step 4: Simplify right side
    5,506.20x = 22,706,988.59
  5. Step 5: Solve for x
    x = 22,706,988.59/5,506.20
  6. Step 6: Final answer
    x = 4,123.89

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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.