Home / 9,700.20-14,548.43-2,678.46

Finding the Fourth Proportional to 9,700.20, 14,548.43 and 2,678.46

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Solution

The fourth proportional to 9,700.20, 14,548.43 and 2,678.46 is: 4,017.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,700.20 : 14,548.43 = 2,678.46 : x
  2. Step 2: Convert to fraction form
    9,700.20/14,548.43 = 2,678.46/x
  3. Step 3: Cross multiply
    9,700.20x = 14,548.43 × 2,678.46
  4. Step 4: Simplify right side
    9,700.20x = 38,967,374.43
  5. Step 5: Solve for x
    x = 38,967,374.43/9,700.20
  6. Step 6: Final answer
    x = 4,017.17

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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.