Home / 4,913.08-6,779.98-2,705.08

Finding the Fourth Proportional to 4,913.08, 6,779.98 and 2,705.08

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Solution

The fourth proportional to 4,913.08, 6,779.98 and 2,705.08 is: 3,732.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.08 : 6,779.98 = 2,705.08 : x
  2. Step 2: Convert to fraction form
    4,913.08/6,779.98 = 2,705.08/x
  3. Step 3: Cross multiply
    4,913.08x = 6,779.98 × 2,705.08
  4. Step 4: Simplify right side
    4,913.08x = 18,340,388.30
  5. Step 5: Solve for x
    x = 18,340,388.30/4,913.08
  6. Step 6: Final answer
    x = 3,732.97

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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.