Home / 9,058.09-12,499.44-5,078.67

Finding the Fourth Proportional to 9,058.09, 12,499.44 and 5,078.67

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Solution

The fourth proportional to 9,058.09, 12,499.44 and 5,078.67 is: 7,008.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,058.09 : 12,499.44 = 5,078.67 : x
  2. Step 2: Convert to fraction form
    9,058.09/12,499.44 = 5,078.67/x
  3. Step 3: Cross multiply
    9,058.09x = 12,499.44 × 5,078.67
  4. Step 4: Simplify right side
    9,058.09x = 63,480,530.94
  5. Step 5: Solve for x
    x = 63,480,530.94/9,058.09
  6. Step 6: Final answer
    x = 7,008.16

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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.