Home / 10,125.07-15,187.61-2,730.26

Finding the Fourth Proportional to 10,125.07, 15,187.61 and 2,730.26

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Solution

The fourth proportional to 10,125.07, 15,187.61 and 2,730.26 is: 4,095.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,125.07 : 15,187.61 = 2,730.26 : x
  2. Step 2: Convert to fraction form
    10,125.07/15,187.61 = 2,730.26/x
  3. Step 3: Cross multiply
    10,125.07x = 15,187.61 × 2,730.26
  4. Step 4: Simplify right side
    10,125.07x = 41,466,168.87
  5. Step 5: Solve for x
    x = 41,466,168.87/10,125.07
  6. Step 6: Final answer
    x = 4,095.40

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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.