Home / 9,814.17-14,721.73-3,240.21

Finding the Fourth Proportional to 9,814.17, 14,721.73 and 3,240.21

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Solution

The fourth proportional to 9,814.17, 14,721.73 and 3,240.21 is: 4,860.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,814.17 : 14,721.73 = 3,240.21 : x
  2. Step 2: Convert to fraction form
    9,814.17/14,721.73 = 3,240.21/x
  3. Step 3: Cross multiply
    9,814.17x = 14,721.73 × 3,240.21
  4. Step 4: Simplify right side
    9,814.17x = 47,701,488.66
  5. Step 5: Solve for x
    x = 47,701,488.66/9,814.17
  6. Step 6: Final answer
    x = 4,860.47

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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.