Home / 4,681.22-6,462.52-3,420.86

Finding the Fourth Proportional to 4,681.22, 6,462.52 and 3,420.86

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Solution

The fourth proportional to 4,681.22, 6,462.52 and 3,420.86 is: 4,722.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.22 : 6,462.52 = 3,420.86 : x
  2. Step 2: Convert to fraction form
    4,681.22/6,462.52 = 3,420.86/x
  3. Step 3: Cross multiply
    4,681.22x = 6,462.52 × 3,420.86
  4. Step 4: Simplify right side
    4,681.22x = 22,107,376.17
  5. Step 5: Solve for x
    x = 22,107,376.17/4,681.22
  6. Step 6: Final answer
    x = 4,722.57

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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.