Home / 7,264.36-10,897.98-2,647.72

Finding the Fourth Proportional to 7,264.36, 10,897.98 and 2,647.72

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Solution

The fourth proportional to 7,264.36, 10,897.98 and 2,647.72 is: 3,972.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,264.36 : 10,897.98 = 2,647.72 : x
  2. Step 2: Convert to fraction form
    7,264.36/10,897.98 = 2,647.72/x
  3. Step 3: Cross multiply
    7,264.36x = 10,897.98 × 2,647.72
  4. Step 4: Simplify right side
    7,264.36x = 28,854,799.61
  5. Step 5: Solve for x
    x = 28,854,799.61/7,264.36
  6. Step 6: Final answer
    x = 3,972.10

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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.