Home / 6,854.16-9,458.78-3,710.36

Finding the Fourth Proportional to 6,854.16, 9,458.78 and 3,710.36

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Solution

The fourth proportional to 6,854.16, 9,458.78 and 3,710.36 is: 5,120.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,854.16 : 9,458.78 = 3,710.36 : x
  2. Step 2: Convert to fraction form
    6,854.16/9,458.78 = 3,710.36/x
  3. Step 3: Cross multiply
    6,854.16x = 9,458.78 × 3,710.36
  4. Step 4: Simplify right side
    6,854.16x = 35,095,478.96
  5. Step 5: Solve for x
    x = 35,095,478.96/6,854.16
  6. Step 6: Final answer
    x = 5,120.32

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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.