Home / 10,366.49-15,550.74-4,125.10

Finding the Fourth Proportional to 10,366.49, 15,550.74 and 4,125.10

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Solution

The fourth proportional to 10,366.49, 15,550.74 and 4,125.10 is: 6,188.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.49 : 15,550.74 = 4,125.10 : x
  2. Step 2: Convert to fraction form
    10,366.49/15,550.74 = 4,125.10/x
  3. Step 3: Cross multiply
    10,366.49x = 15,550.74 × 4,125.10
  4. Step 4: Simplify right side
    10,366.49x = 64,148,357.57
  5. Step 5: Solve for x
    x = 64,148,357.57/10,366.49
  6. Step 6: Final answer
    x = 6,188.05

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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.