Home / 7,897.62-10,898.67-4,360.80

Finding the Fourth Proportional to 7,897.62, 10,898.67 and 4,360.80

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Solution

The fourth proportional to 7,897.62, 10,898.67 and 4,360.80 is: 6,017.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,897.62 : 10,898.67 = 4,360.80 : x
  2. Step 2: Convert to fraction form
    7,897.62/10,898.67 = 4,360.80/x
  3. Step 3: Cross multiply
    7,897.62x = 10,898.67 × 4,360.80
  4. Step 4: Simplify right side
    7,897.62x = 47,526,920.14
  5. Step 5: Solve for x
    x = 47,526,920.14/7,897.62
  6. Step 6: Final answer
    x = 6,017.88

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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.