Home / 7,545.32-11,317.86-3,102.08

Finding the Fourth Proportional to 7,545.32, 11,317.86 and 3,102.08

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Solution

The fourth proportional to 7,545.32, 11,317.86 and 3,102.08 is: 4,653.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,545.32 : 11,317.86 = 3,102.08 : x
  2. Step 2: Convert to fraction form
    7,545.32/11,317.86 = 3,102.08/x
  3. Step 3: Cross multiply
    7,545.32x = 11,317.86 × 3,102.08
  4. Step 4: Simplify right side
    7,545.32x = 35,108,907.15
  5. Step 5: Solve for x
    x = 35,108,907.15/7,545.32
  6. Step 6: Final answer
    x = 4,653.07

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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.