Home / 9,029.04-13,545.60-3,185.70

Finding the Fourth Proportional to 9,029.04, 13,545.60 and 3,185.70

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Solution

The fourth proportional to 9,029.04, 13,545.60 and 3,185.70 is: 4,779.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,029.04 : 13,545.60 = 3,185.70 : x
  2. Step 2: Convert to fraction form
    9,029.04/13,545.60 = 3,185.70/x
  3. Step 3: Cross multiply
    9,029.04x = 13,545.60 × 3,185.70
  4. Step 4: Simplify right side
    9,029.04x = 43,152,217.92
  5. Step 5: Solve for x
    x = 43,152,217.92/9,029.04
  6. Step 6: Final answer
    x = 4,779.27

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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.