Home / 4,298.98-6,449.42-1,377.58

Finding the Fourth Proportional to 4,298.98, 6,449.42 and 1,377.58

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Solution

The fourth proportional to 4,298.98, 6,449.42 and 1,377.58 is: 2,066.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,298.98 : 6,449.42 = 1,377.58 : x
  2. Step 2: Convert to fraction form
    4,298.98/6,449.42 = 1,377.58/x
  3. Step 3: Cross multiply
    4,298.98x = 6,449.42 × 1,377.58
  4. Step 4: Simplify right side
    4,298.98x = 8,884,585.12
  5. Step 5: Solve for x
    x = 8,884,585.12/4,298.98
  6. Step 6: Final answer
    x = 2,066.67

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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.