Home / 4,379.55-6,043.76-2,390.09

Finding the Fourth Proportional to 4,379.55, 6,043.76 and 2,390.09

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Solution

The fourth proportional to 4,379.55, 6,043.76 and 2,390.09 is: 3,298.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.55 : 6,043.76 = 2,390.09 : x
  2. Step 2: Convert to fraction form
    4,379.55/6,043.76 = 2,390.09/x
  3. Step 3: Cross multiply
    4,379.55x = 6,043.76 × 2,390.09
  4. Step 4: Simplify right side
    4,379.55x = 14,445,151.42
  5. Step 5: Solve for x
    x = 14,445,151.42/4,379.55
  6. Step 6: Final answer
    x = 3,298.32

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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.