Home / 7,925.74-10,936.76-4,738.40

Finding the Fourth Proportional to 7,925.74, 10,936.76 and 4,738.40

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Solution

The fourth proportional to 7,925.74, 10,936.76 and 4,738.40 is: 6,538.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,925.74 : 10,936.76 = 4,738.40 : x
  2. Step 2: Convert to fraction form
    7,925.74/10,936.76 = 4,738.40/x
  3. Step 3: Cross multiply
    7,925.74x = 10,936.76 × 4,738.40
  4. Step 4: Simplify right side
    7,925.74x = 51,822,747.23
  5. Step 5: Solve for x
    x = 51,822,747.23/7,925.74
  6. Step 6: Final answer
    x = 6,538.54

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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.