Home / 9,263.76-13,897.98-2,690.40

Finding the Fourth Proportional to 9,263.76, 13,897.98 and 2,690.40

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Solution

The fourth proportional to 9,263.76, 13,897.98 and 2,690.40 is: 4,036.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,263.76 : 13,897.98 = 2,690.40 : x
  2. Step 2: Convert to fraction form
    9,263.76/13,897.98 = 2,690.40/x
  3. Step 3: Cross multiply
    9,263.76x = 13,897.98 × 2,690.40
  4. Step 4: Simplify right side
    9,263.76x = 37,391,125.39
  5. Step 5: Solve for x
    x = 37,391,125.39/9,263.76
  6. Step 6: Final answer
    x = 4,036.28

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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.