Home / 6,838.89-9,437.64-3,695.07

Finding the Fourth Proportional to 6,838.89, 9,437.64 and 3,695.07

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Solution

The fourth proportional to 6,838.89, 9,437.64 and 3,695.07 is: 5,099.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,838.89 : 9,437.64 = 3,695.07 : x
  2. Step 2: Convert to fraction form
    6,838.89/9,437.64 = 3,695.07/x
  3. Step 3: Cross multiply
    6,838.89x = 9,437.64 × 3,695.07
  4. Step 4: Simplify right side
    6,838.89x = 34,872,740.43
  5. Step 5: Solve for x
    x = 34,872,740.43/6,838.89
  6. Step 6: Final answer
    x = 5,099.18

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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.