Home / 9,814.49-13,537.13-6,456.23

Finding the Fourth Proportional to 9,814.49, 13,537.13 and 6,456.23

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Solution

The fourth proportional to 9,814.49, 13,537.13 and 6,456.23 is: 8,905.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,814.49 : 13,537.13 = 6,456.23 : x
  2. Step 2: Convert to fraction form
    9,814.49/13,537.13 = 6,456.23/x
  3. Step 3: Cross multiply
    9,814.49x = 13,537.13 × 6,456.23
  4. Step 4: Simplify right side
    9,814.49x = 87,398,824.82
  5. Step 5: Solve for x
    x = 87,398,824.82/9,814.49
  6. Step 6: Final answer
    x = 8,905.08

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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.