Home / 7,239.98-10,859.94-2,045.84

Finding the Fourth Proportional to 7,239.98, 10,859.94 and 2,045.84

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Solution

The fourth proportional to 7,239.98, 10,859.94 and 2,045.84 is: 3,068.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239.98 : 10,859.94 = 2,045.84 : x
  2. Step 2: Convert to fraction form
    7,239.98/10,859.94 = 2,045.84/x
  3. Step 3: Cross multiply
    7,239.98x = 10,859.94 × 2,045.84
  4. Step 4: Simplify right side
    7,239.98x = 22,217,699.65
  5. Step 5: Solve for x
    x = 22,217,699.65/7,239.98
  6. Step 6: Final answer
    x = 3,068.75

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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.