Home / 7,721.25-10,652.85-4,735.59

Finding the Fourth Proportional to 7,721.25, 10,652.85 and 4,735.59

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Solution

The fourth proportional to 7,721.25, 10,652.85 and 4,735.59 is: 6,533.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,721.25 : 10,652.85 = 4,735.59 : x
  2. Step 2: Convert to fraction form
    7,721.25/10,652.85 = 4,735.59/x
  3. Step 3: Cross multiply
    7,721.25x = 10,652.85 × 4,735.59
  4. Step 4: Simplify right side
    7,721.25x = 50,447,529.93
  5. Step 5: Solve for x
    x = 50,447,529.93/7,721.25
  6. Step 6: Final answer
    x = 6,533.60

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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.