Home / 12,610.49-17,403.05-7,308.23

Finding the Fourth Proportional to 12,610.49, 17,403.05 and 7,308.23

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Solution

The fourth proportional to 12,610.49, 17,403.05 and 7,308.23 is: 10,085.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,610.49 : 17,403.05 = 7,308.23 : x
  2. Step 2: Convert to fraction form
    12,610.49/17,403.05 = 7,308.23/x
  3. Step 3: Cross multiply
    12,610.49x = 17,403.05 × 7,308.23
  4. Step 4: Simplify right side
    12,610.49x = 127,185,423.36
  5. Step 5: Solve for x
    x = 127,185,423.36/12,610.49
  6. Step 6: Final answer
    x = 10,085.69

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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.