Home / 7,679.82-10,595.43-4,533.78

Finding the Fourth Proportional to 7,679.82, 10,595.43 and 4,533.78

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Solution

The fourth proportional to 7,679.82, 10,595.43 and 4,533.78 is: 6,255.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,679.82 : 10,595.43 = 4,533.78 : x
  2. Step 2: Convert to fraction form
    7,679.82/10,595.43 = 4,533.78/x
  3. Step 3: Cross multiply
    7,679.82x = 10,595.43 × 4,533.78
  4. Step 4: Simplify right side
    7,679.82x = 48,037,348.63
  5. Step 5: Solve for x
    x = 48,037,348.63/7,679.82
  6. Step 6: Final answer
    x = 6,255.01

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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.