Home / 6,848.16-10,269.81-2,688

Finding the Fourth Proportional to 6,848.16, 10,269.81 and 2,688

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Solution

The fourth proportional to 6,848.16, 10,269.81 and 2,688 is: 4,031.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,848.16 : 10,269.81 = 2,688 : x
  2. Step 2: Convert to fraction form
    6,848.16/10,269.81 = 2,688/x
  3. Step 3: Cross multiply
    6,848.16x = 10,269.81 × 2,688
  4. Step 4: Simplify right side
    6,848.16x = 27,605,249.28
  5. Step 5: Solve for x
    x = 27,605,249.28/6,848.16
  6. Step 6: Final answer
    x = 4,031.05

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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.