Home / 8,779.08-13,159.38-6,005.00

Finding the Fourth Proportional to 8,779.08, 13,159.38 and 6,005.00

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Solution

The fourth proportional to 8,779.08, 13,159.38 and 6,005.00 is: 9,001.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,779.08 : 13,159.38 = 6,005.00 : x
  2. Step 2: Convert to fraction form
    8,779.08/13,159.38 = 6,005.00/x
  3. Step 3: Cross multiply
    8,779.08x = 13,159.38 × 6,005.00
  4. Step 4: Simplify right side
    8,779.08x = 79,022,098.54
  5. Step 5: Solve for x
    x = 79,022,098.54/8,779.08
  6. Step 6: Final answer
    x = 9,001.18

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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.