Home / 10,416.87-15,631.38-4,177.44

Finding the Fourth Proportional to 10,416.87, 15,631.38 and 4,177.44

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Solution

The fourth proportional to 10,416.87, 15,631.38 and 4,177.44 is: 6,268.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,416.87 : 15,631.38 = 4,177.44 : x
  2. Step 2: Convert to fraction form
    10,416.87/15,631.38 = 4,177.44/x
  3. Step 3: Cross multiply
    10,416.87x = 15,631.38 × 4,177.44
  4. Step 4: Simplify right side
    10,416.87x = 65,299,152.07
  5. Step 5: Solve for x
    x = 65,299,152.07/10,416.87
  6. Step 6: Final answer
    x = 6,268.60

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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.