Home / 10,888.42-15,025.58-6,412.36

Finding the Fourth Proportional to 10,888.42, 15,025.58 and 6,412.36

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Solution

The fourth proportional to 10,888.42, 15,025.58 and 6,412.36 is: 8,848.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,888.42 : 15,025.58 = 6,412.36 : x
  2. Step 2: Convert to fraction form
    10,888.42/15,025.58 = 6,412.36/x
  3. Step 3: Cross multiply
    10,888.42x = 15,025.58 × 6,412.36
  4. Step 4: Simplify right side
    10,888.42x = 96,349,358.54
  5. Step 5: Solve for x
    x = 96,349,358.54/10,888.42
  6. Step 6: Final answer
    x = 8,848.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.