Home / 8,897.23-13,343.28-2,656.99

Finding the Fourth Proportional to 8,897.23, 13,343.28 and 2,656.99

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Solution

The fourth proportional to 8,897.23, 13,343.28 and 2,656.99 is: 3,984.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,897.23 : 13,343.28 = 2,656.99 : x
  2. Step 2: Convert to fraction form
    8,897.23/13,343.28 = 2,656.99/x
  3. Step 3: Cross multiply
    8,897.23x = 13,343.28 × 2,656.99
  4. Step 4: Simplify right side
    8,897.23x = 35,452,961.53
  5. Step 5: Solve for x
    x = 35,452,961.53/8,897.23
  6. Step 6: Final answer
    x = 3,984.72

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1.5x scale

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.