Home / 4,365.70-6,549.66-1,245.72

Finding the Fourth Proportional to 4,365.70, 6,549.66 and 1,245.72

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Solution

The fourth proportional to 4,365.70, 6,549.66 and 1,245.72 is: 1,868.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,365.70 : 6,549.66 = 1,245.72 : x
  2. Step 2: Convert to fraction form
    4,365.70/6,549.66 = 1,245.72/x
  3. Step 3: Cross multiply
    4,365.70x = 6,549.66 × 1,245.72
  4. Step 4: Simplify right side
    4,365.70x = 8,159,023.27
  5. Step 5: Solve for x
    x = 8,159,023.27/4,365.70
  6. Step 6: Final answer
    x = 1,868.89

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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.