Home / 12,360.57-17,060.64-7,058.47

Finding the Fourth Proportional to 12,360.57, 17,060.64 and 7,058.47

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Solution

The fourth proportional to 12,360.57, 17,060.64 and 7,058.47 is: 9,742.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,360.57 : 17,060.64 = 7,058.47 : x
  2. Step 2: Convert to fraction form
    12,360.57/17,060.64 = 7,058.47/x
  3. Step 3: Cross multiply
    12,360.57x = 17,060.64 × 7,058.47
  4. Step 4: Simplify right side
    12,360.57x = 120,421,930.32
  5. Step 5: Solve for x
    x = 120,421,930.32/12,360.57
  6. Step 6: Final answer
    x = 9,742.43

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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.