Home / 7,044.54-10,566.78-1,779.57

Finding the Fourth Proportional to 7,044.54, 10,566.78 and 1,779.57

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Solution

The fourth proportional to 7,044.54, 10,566.78 and 1,779.57 is: 2,669.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,044.54 : 10,566.78 = 1,779.57 : x
  2. Step 2: Convert to fraction form
    7,044.54/10,566.78 = 1,779.57/x
  3. Step 3: Cross multiply
    7,044.54x = 10,566.78 × 1,779.57
  4. Step 4: Simplify right side
    7,044.54x = 18,804,324.68
  5. Step 5: Solve for x
    x = 18,804,324.68/7,044.54
  6. Step 6: Final answer
    x = 2,669.35

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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.