Home / 7,925.10-10,936.19-4,388.08

Finding the Fourth Proportional to 7,925.10, 10,936.19 and 4,388.08

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Solution

The fourth proportional to 7,925.10, 10,936.19 and 4,388.08 is: 6,055.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,925.10 : 10,936.19 = 4,388.08 : x
  2. Step 2: Convert to fraction form
    7,925.10/10,936.19 = 4,388.08/x
  3. Step 3: Cross multiply
    7,925.10x = 10,936.19 × 4,388.08
  4. Step 4: Simplify right side
    7,925.10x = 47,988,876.62
  5. Step 5: Solve for x
    x = 47,988,876.62/7,925.10
  6. Step 6: Final answer
    x = 6,055.30

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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.