Home / 5,506.50-7,598.90-2,988.61

Finding the Fourth Proportional to 5,506.50, 7,598.90 and 2,988.61

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Solution

The fourth proportional to 5,506.50, 7,598.90 and 2,988.61 is: 4,124.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,506.50 : 7,598.90 = 2,988.61 : x
  2. Step 2: Convert to fraction form
    5,506.50/7,598.90 = 2,988.61/x
  3. Step 3: Cross multiply
    5,506.50x = 7,598.90 × 2,988.61
  4. Step 4: Simplify right side
    5,506.50x = 22,710,148.53
  5. Step 5: Solve for x
    x = 22,710,148.53/5,506.50
  6. Step 6: Final answer
    x = 4,124.25

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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.