Home / 10,739.32-16,108.28-3,719.16

Finding the Fourth Proportional to 10,739.32, 16,108.28 and 3,719.16

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Solution

The fourth proportional to 10,739.32, 16,108.28 and 3,719.16 is: 5,578.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,739.32 : 16,108.28 = 3,719.16 : x
  2. Step 2: Convert to fraction form
    10,739.32/16,108.28 = 3,719.16/x
  3. Step 3: Cross multiply
    10,739.32x = 16,108.28 × 3,719.16
  4. Step 4: Simplify right side
    10,739.32x = 59,909,270.64
  5. Step 5: Solve for x
    x = 59,909,270.64/10,739.32
  6. Step 6: Final answer
    x = 5,578.50

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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.