Home / 6,953.90-10,417.40-3,866.54

Finding the Fourth Proportional to 6,953.90, 10,417.40 and 3,866.54

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Solution

The fourth proportional to 6,953.90, 10,417.40 and 3,866.54 is: 5,792.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,953.90 : 10,417.40 = 3,866.54 : x
  2. Step 2: Convert to fraction form
    6,953.90/10,417.40 = 3,866.54/x
  3. Step 3: Cross multiply
    6,953.90x = 10,417.40 × 3,866.54
  4. Step 4: Simplify right side
    6,953.90x = 40,279,293.80
  5. Step 5: Solve for x
    x = 40,279,293.80/6,953.90
  6. Step 6: Final answer
    x = 5,792.33

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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.