Home / 5,005.37-6,904.59-3,117.26

Finding the Fourth Proportional to 5,005.37, 6,904.59 and 3,117.26

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Solution

The fourth proportional to 5,005.37, 6,904.59 and 3,117.26 is: 4,300.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005.37 : 6,904.59 = 3,117.26 : x
  2. Step 2: Convert to fraction form
    5,005.37/6,904.59 = 3,117.26/x
  3. Step 3: Cross multiply
    5,005.37x = 6,904.59 × 3,117.26
  4. Step 4: Simplify right side
    5,005.37x = 21,523,367.70
  5. Step 5: Solve for x
    x = 21,523,367.70/5,005.37
  6. Step 6: Final answer
    x = 4,300.06

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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.