Home / 3,464.54-4,779.40-2,518.87

Finding the Fourth Proportional to 3,464.54, 4,779.40 and 2,518.87

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Solution

The fourth proportional to 3,464.54, 4,779.40 and 2,518.87 is: 3,474.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464.54 : 4,779.40 = 2,518.87 : x
  2. Step 2: Convert to fraction form
    3,464.54/4,779.40 = 2,518.87/x
  3. Step 3: Cross multiply
    3,464.54x = 4,779.40 × 2,518.87
  4. Step 4: Simplify right side
    3,464.54x = 12,038,663.38
  5. Step 5: Solve for x
    x = 12,038,663.38/3,464.54
  6. Step 6: Final answer
    x = 3,474.82

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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.