Home / 7,904.51-10,908.13-4,367.65

Finding the Fourth Proportional to 7,904.51, 10,908.13 and 4,367.65

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Solution

The fourth proportional to 7,904.51, 10,908.13 and 4,367.65 is: 6,027.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.51 : 10,908.13 = 4,367.65 : x
  2. Step 2: Convert to fraction form
    7,904.51/10,908.13 = 4,367.65/x
  3. Step 3: Cross multiply
    7,904.51x = 10,908.13 × 4,367.65
  4. Step 4: Simplify right side
    7,904.51x = 47,642,859.91
  5. Step 5: Solve for x
    x = 47,642,859.91/7,904.51
  6. Step 6: Final answer
    x = 6,027.30

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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.