Home / 5,506.71-7,599.27-2,988.78

Finding the Fourth Proportional to 5,506.71, 7,599.27 and 2,988.78

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Solution

The fourth proportional to 5,506.71, 7,599.27 and 2,988.78 is: 4,124.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,506.71 : 7,599.27 = 2,988.78 : x
  2. Step 2: Convert to fraction form
    5,506.71/7,599.27 = 2,988.78/x
  3. Step 3: Cross multiply
    5,506.71x = 7,599.27 × 2,988.78
  4. Step 4: Simplify right side
    5,506.71x = 22,712,546.19
  5. Step 5: Solve for x
    x = 22,712,546.19/5,506.71
  6. Step 6: Final answer
    x = 4,124.52

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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.