Home / 4,779.90-7,164.66-2,008.08

Finding the Fourth Proportional to 4,779.90, 7,164.66 and 2,008.08

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Solution

The fourth proportional to 4,779.90, 7,164.66 and 2,008.08 is: 3,009.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.90 : 7,164.66 = 2,008.08 : x
  2. Step 2: Convert to fraction form
    4,779.90/7,164.66 = 2,008.08/x
  3. Step 3: Cross multiply
    4,779.90x = 7,164.66 × 2,008.08
  4. Step 4: Simplify right side
    4,779.90x = 14,387,210.45
  5. Step 5: Solve for x
    x = 14,387,210.45/4,779.90
  6. Step 6: Final answer
    x = 3,009.94

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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.