Home / 9,955.17-14,934.97-3,030.21

Finding the Fourth Proportional to 9,955.17, 14,934.97 and 3,030.21

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Solution

The fourth proportional to 9,955.17, 14,934.97 and 3,030.21 is: 4,545.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,955.17 : 14,934.97 = 3,030.21 : x
  2. Step 2: Convert to fraction form
    9,955.17/14,934.97 = 3,030.21/x
  3. Step 3: Cross multiply
    9,955.17x = 14,934.97 × 3,030.21
  4. Step 4: Simplify right side
    9,955.17x = 45,256,095.44
  5. Step 5: Solve for x
    x = 45,256,095.44/9,955.17
  6. Step 6: Final answer
    x = 4,545.99

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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.