Home / 5,570.98-8,357.28-2,972.50

Finding the Fourth Proportional to 5,570.98, 8,357.28 and 2,972.50

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Solution

The fourth proportional to 5,570.98, 8,357.28 and 2,972.50 is: 4,459.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,570.98 : 8,357.28 = 2,972.50 : x
  2. Step 2: Convert to fraction form
    5,570.98/8,357.28 = 2,972.50/x
  3. Step 3: Cross multiply
    5,570.98x = 8,357.28 × 2,972.50
  4. Step 4: Simplify right side
    5,570.98x = 24,841,982.76
  5. Step 5: Solve for x
    x = 24,841,982.76/5,570.98
  6. Step 6: Final answer
    x = 4,459.18

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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.