Home / 12,370.93-17,071.16-7,335.63

Finding the Fourth Proportional to 12,370.93, 17,071.16 and 7,335.63

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Solution

The fourth proportional to 12,370.93, 17,071.16 and 7,335.63 is: 10,122.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,370.93 : 17,071.16 = 7,335.63 : x
  2. Step 2: Convert to fraction form
    12,370.93/17,071.16 = 7,335.63/x
  3. Step 3: Cross multiply
    12,370.93x = 17,071.16 × 7,335.63
  4. Step 4: Simplify right side
    12,370.93x = 125,227,676.75
  5. Step 5: Solve for x
    x = 125,227,676.75/12,370.93
  6. Step 6: Final answer
    x = 10,122.74

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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.