Home / 6,848.40-10,282.20-4,256.40

Finding the Fourth Proportional to 6,848.40, 10,282.20 and 4,256.40

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Solution

The fourth proportional to 6,848.40, 10,282.20 and 4,256.40 is: 6,390.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,848.40 : 10,282.20 = 4,256.40 : x
  2. Step 2: Convert to fraction form
    6,848.40/10,282.20 = 4,256.40/x
  3. Step 3: Cross multiply
    6,848.40x = 10,282.20 × 4,256.40
  4. Step 4: Simplify right side
    6,848.40x = 43,765,156.08
  5. Step 5: Solve for x
    x = 43,765,156.08/6,848.40
  6. Step 6: Final answer
    x = 6,390.57

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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.