Home / 5,307.53-7,959.33-1,608.66

Finding the Fourth Proportional to 5,307.53, 7,959.33 and 1,608.66

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Solution

The fourth proportional to 5,307.53, 7,959.33 and 1,608.66 is: 2,412.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,307.53 : 7,959.33 = 1,608.66 : x
  2. Step 2: Convert to fraction form
    5,307.53/7,959.33 = 1,608.66/x
  3. Step 3: Cross multiply
    5,307.53x = 7,959.33 × 1,608.66
  4. Step 4: Simplify right side
    5,307.53x = 12,803,855.80
  5. Step 5: Solve for x
    x = 12,803,855.80/5,307.53
  6. Step 6: Final answer
    x = 2,412.40

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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.