Home / 4,657.21-6,425.11-2,666.69

Finding the Fourth Proportional to 4,657.21, 6,425.11 and 2,666.69

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Solution

The fourth proportional to 4,657.21, 6,425.11 and 2,666.69 is: 3,678.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,657.21 : 6,425.11 = 2,666.69 : x
  2. Step 2: Convert to fraction form
    4,657.21/6,425.11 = 2,666.69/x
  3. Step 3: Cross multiply
    4,657.21x = 6,425.11 × 2,666.69
  4. Step 4: Simplify right side
    4,657.21x = 17,133,776.59
  5. Step 5: Solve for x
    x = 17,133,776.59/4,657.21
  6. Step 6: Final answer
    x = 3,678.98

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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.