Home / 7,239.69-10,859.51-2,045.56

Finding the Fourth Proportional to 7,239.69, 10,859.51 and 2,045.56

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Solution

The fourth proportional to 7,239.69, 10,859.51 and 2,045.56 is: 3,068.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239.69 : 10,859.51 = 2,045.56 : x
  2. Step 2: Convert to fraction form
    7,239.69/10,859.51 = 2,045.56/x
  3. Step 3: Cross multiply
    7,239.69x = 10,859.51 × 2,045.56
  4. Step 4: Simplify right side
    7,239.69x = 22,213,779.28
  5. Step 5: Solve for x
    x = 22,213,779.28/7,239.69
  6. Step 6: Final answer
    x = 3,068.33

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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.