Home / 4,943.35-7,415.30-1,656.15

Finding the Fourth Proportional to 4,943.35, 7,415.30 and 1,656.15

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Solution

The fourth proportional to 4,943.35, 7,415.30 and 1,656.15 is: 2,484.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.35 : 7,415.30 = 1,656.15 : x
  2. Step 2: Convert to fraction form
    4,943.35/7,415.30 = 1,656.15/x
  3. Step 3: Cross multiply
    4,943.35x = 7,415.30 × 1,656.15
  4. Step 4: Simplify right side
    4,943.35x = 12,280,849.10
  5. Step 5: Solve for x
    x = 12,280,849.10/4,943.35
  6. Step 6: Final answer
    x = 2,484.32

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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.