Home / 6,848.28-10,271.88-6,663.60

Finding the Fourth Proportional to 6,848.28, 10,271.88 and 6,663.60

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Solution

The fourth proportional to 6,848.28, 10,271.88 and 6,663.60 is: 9,994.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,848.28 : 10,271.88 = 6,663.60 : x
  2. Step 2: Convert to fraction form
    6,848.28/10,271.88 = 6,663.60/x
  3. Step 3: Cross multiply
    6,848.28x = 10,271.88 × 6,663.60
  4. Step 4: Simplify right side
    6,848.28x = 68,447,699.57
  5. Step 5: Solve for x
    x = 68,447,699.57/6,848.28
  6. Step 6: Final answer
    x = 9,994.87

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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.