Home / 9,785.36-14,678.52-3,941.18

Finding the Fourth Proportional to 9,785.36, 14,678.52 and 3,941.18

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Solution

The fourth proportional to 9,785.36, 14,678.52 and 3,941.18 is: 5,911.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,785.36 : 14,678.52 = 3,941.18 : x
  2. Step 2: Convert to fraction form
    9,785.36/14,678.52 = 3,941.18/x
  3. Step 3: Cross multiply
    9,785.36x = 14,678.52 × 3,941.18
  4. Step 4: Simplify right side
    9,785.36x = 57,850,689.45
  5. Step 5: Solve for x
    x = 57,850,689.45/9,785.36
  6. Step 6: Final answer
    x = 5,911.96

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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.