Home / 7,925.10-10,936.47-4,388.25

Finding the Fourth Proportional to 7,925.10, 10,936.47 and 4,388.25

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Solution

The fourth proportional to 7,925.10, 10,936.47 and 4,388.25 is: 6,055.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,925.10 : 10,936.47 = 4,388.25 : x
  2. Step 2: Convert to fraction form
    7,925.10/10,936.47 = 4,388.25/x
  3. Step 3: Cross multiply
    7,925.10x = 10,936.47 × 4,388.25
  4. Step 4: Simplify right side
    7,925.10x = 47,991,964.48
  5. Step 5: Solve for x
    x = 47,991,964.48/7,925.10
  6. Step 6: Final answer
    x = 6,055.69

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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.