Home / 10,035.81-15,053.72-4,188.32

Finding the Fourth Proportional to 10,035.81, 15,053.72 and 4,188.32

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Solution

The fourth proportional to 10,035.81, 15,053.72 and 4,188.32 is: 6,282.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,035.81 : 15,053.72 = 4,188.32 : x
  2. Step 2: Convert to fraction form
    10,035.81/15,053.72 = 4,188.32/x
  3. Step 3: Cross multiply
    10,035.81x = 15,053.72 × 4,188.32
  4. Step 4: Simplify right side
    10,035.81x = 63,049,796.55
  5. Step 5: Solve for x
    x = 63,049,796.55/10,035.81
  6. Step 6: Final answer
    x = 6,282.48

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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.