Home / 7,209.27-9,950.39-4,686.99

Finding the Fourth Proportional to 7,209.27, 9,950.39 and 4,686.99

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Solution

The fourth proportional to 7,209.27, 9,950.39 and 4,686.99 is: 6,469.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,209.27 : 9,950.39 = 4,686.99 : x
  2. Step 2: Convert to fraction form
    7,209.27/9,950.39 = 4,686.99/x
  3. Step 3: Cross multiply
    7,209.27x = 9,950.39 × 4,686.99
  4. Step 4: Simplify right side
    7,209.27x = 46,637,354.99
  5. Step 5: Solve for x
    x = 46,637,354.99/7,209.27
  6. Step 6: Final answer
    x = 6,469.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.