Home / 9,955.40-14,935.26-3,029.72

Finding the Fourth Proportional to 9,955.40, 14,935.26 and 3,029.72

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Solution

The fourth proportional to 9,955.40, 14,935.26 and 3,029.72 is: 4,545.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,955.40 : 14,935.26 = 3,029.72 : x
  2. Step 2: Convert to fraction form
    9,955.40/14,935.26 = 3,029.72/x
  3. Step 3: Cross multiply
    9,955.40x = 14,935.26 × 3,029.72
  4. Step 4: Simplify right side
    9,955.40x = 45,249,631.58
  5. Step 5: Solve for x
    x = 45,249,631.58/9,955.40
  6. Step 6: Final answer
    x = 4,545.24

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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.