Home / 7,095.12-10,643.82-2,415.42

Finding the Fourth Proportional to 7,095.12, 10,643.82 and 2,415.42

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Solution

The fourth proportional to 7,095.12, 10,643.82 and 2,415.42 is: 3,623.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,095.12 : 10,643.82 = 2,415.42 : x
  2. Step 2: Convert to fraction form
    7,095.12/10,643.82 = 2,415.42/x
  3. Step 3: Cross multiply
    7,095.12x = 10,643.82 × 2,415.42
  4. Step 4: Simplify right side
    7,095.12x = 25,709,295.70
  5. Step 5: Solve for x
    x = 25,709,295.70/7,095.12
  6. Step 6: Final answer
    x = 3,623.52

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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.