Home / 6,838.08-9,425.40-5,343.36

Finding the Fourth Proportional to 6,838.08, 9,425.40 and 5,343.36

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Solution

The fourth proportional to 6,838.08, 9,425.40 and 5,343.36 is: 7,365.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,838.08 : 9,425.40 = 5,343.36 : x
  2. Step 2: Convert to fraction form
    6,838.08/9,425.40 = 5,343.36/x
  3. Step 3: Cross multiply
    6,838.08x = 9,425.40 × 5,343.36
  4. Step 4: Simplify right side
    6,838.08x = 50,363,305.34
  5. Step 5: Solve for x
    x = 50,363,305.34/6,838.08
  6. Step 6: Final answer
    x = 7,365.12

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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.