Home / 4,164.48-6,247.80-1,242.72

Finding the Fourth Proportional to 4,164.48, 6,247.80 and 1,242.72

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Solution

The fourth proportional to 4,164.48, 6,247.80 and 1,242.72 is: 1,864.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,164.48 : 6,247.80 = 1,242.72 : x
  2. Step 2: Convert to fraction form
    4,164.48/6,247.80 = 1,242.72/x
  3. Step 3: Cross multiply
    4,164.48x = 6,247.80 × 1,242.72
  4. Step 4: Simplify right side
    4,164.48x = 7,764,266.02
  5. Step 5: Solve for x
    x = 7,764,266.02/4,164.48
  6. Step 6: Final answer
    x = 1,864.40

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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.