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Finding the Fourth Proportional to 4,577.93, 6,866.90 and 2,390.93

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Solution

The fourth proportional to 4,577.93, 6,866.90 and 2,390.93 is: 3,586.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,577.93 : 6,866.90 = 2,390.93 : x
  2. Step 2: Convert to fraction form
    4,577.93/6,866.90 = 2,390.93/x
  3. Step 3: Cross multiply
    4,577.93x = 6,866.90 × 2,390.93
  4. Step 4: Simplify right side
    4,577.93x = 16,418,277.22
  5. Step 5: Solve for x
    x = 16,418,277.22/4,577.93
  6. Step 6: Final answer
    x = 3,586.40

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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.