Home / 12,341.56-17,031.37-6,752.56

Finding the Fourth Proportional to 12,341.56, 17,031.37 and 6,752.56

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Solution

The fourth proportional to 12,341.56, 17,031.37 and 6,752.56 is: 9,318.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,341.56 : 17,031.37 = 6,752.56 : x
  2. Step 2: Convert to fraction form
    12,341.56/17,031.37 = 6,752.56/x
  3. Step 3: Cross multiply
    12,341.56x = 17,031.37 × 6,752.56
  4. Step 4: Simplify right side
    12,341.56x = 115,005,347.81
  5. Step 5: Solve for x
    x = 115,005,347.81/12,341.56
  6. Step 6: Final answer
    x = 9,318.54

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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.