Home / 9,486.30-14,205.15-7,007.70

Finding the Fourth Proportional to 9,486.30, 14,205.15 and 7,007.70

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Solution

The fourth proportional to 9,486.30, 14,205.15 and 7,007.70 is: 10,493.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486.30 : 14,205.15 = 7,007.70 : x
  2. Step 2: Convert to fraction form
    9,486.30/14,205.15 = 7,007.70/x
  3. Step 3: Cross multiply
    9,486.30x = 14,205.15 × 7,007.70
  4. Step 4: Simplify right side
    9,486.30x = 99,545,429.66
  5. Step 5: Solve for x
    x = 99,545,429.66/9,486.30
  6. Step 6: Final answer
    x = 10,493.60

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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.