Home / 4,656.35-6,425.81-2,666.87

Finding the Fourth Proportional to 4,656.35, 6,425.81 and 2,666.87

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Solution

The fourth proportional to 4,656.35, 6,425.81 and 2,666.87 is: 3,680.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,656.35 : 6,425.81 = 2,666.87 : x
  2. Step 2: Convert to fraction form
    4,656.35/6,425.81 = 2,666.87/x
  3. Step 3: Cross multiply
    4,656.35x = 6,425.81 × 2,666.87
  4. Step 4: Simplify right side
    4,656.35x = 17,136,777.98
  5. Step 5: Solve for x
    x = 17,136,777.98/4,656.35
  6. Step 6: Final answer
    x = 3,680.30

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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.