Home / 4,420.08-6,630.48-1,342.08

Finding the Fourth Proportional to 4,420.08, 6,630.48 and 1,342.08

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Solution

The fourth proportional to 4,420.08, 6,630.48 and 1,342.08 is: 2,013.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.08 : 6,630.48 = 1,342.08 : x
  2. Step 2: Convert to fraction form
    4,420.08/6,630.48 = 1,342.08/x
  3. Step 3: Cross multiply
    4,420.08x = 6,630.48 × 1,342.08
  4. Step 4: Simplify right side
    4,420.08x = 8,898,634.60
  5. Step 5: Solve for x
    x = 8,898,634.60/4,420.08
  6. Step 6: Final answer
    x = 2,013.23

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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.