Home / 4,374.72-6,566.40-2,646.72

Finding the Fourth Proportional to 4,374.72, 6,566.40 and 2,646.72

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Solution

The fourth proportional to 4,374.72, 6,566.40 and 2,646.72 is: 3,972.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,374.72 : 6,566.40 = 2,646.72 : x
  2. Step 2: Convert to fraction form
    4,374.72/6,566.40 = 2,646.72/x
  3. Step 3: Cross multiply
    4,374.72x = 6,566.40 × 2,646.72
  4. Step 4: Simplify right side
    4,374.72x = 17,379,422.21
  5. Step 5: Solve for x
    x = 17,379,422.21/4,374.72
  6. Step 6: Final answer
    x = 3,972.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.