Home / 7,897.23-11,847.02-2,630.52

Finding the Fourth Proportional to 7,897.23, 11,847.02 and 2,630.52

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Solution

The fourth proportional to 7,897.23, 11,847.02 and 2,630.52 is: 3,946.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,897.23 : 11,847.02 = 2,630.52 : x
  2. Step 2: Convert to fraction form
    7,897.23/11,847.02 = 2,630.52/x
  3. Step 3: Cross multiply
    7,897.23x = 11,847.02 × 2,630.52
  4. Step 4: Simplify right side
    7,897.23x = 31,163,809.90
  5. Step 5: Solve for x
    x = 31,163,809.90/7,897.23
  6. Step 6: Final answer
    x = 3,946.17

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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.