Home / 9,238.08-12,746.16-5,879.52

Finding the Fourth Proportional to 9,238.08, 12,746.16 and 5,879.52

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Solution

The fourth proportional to 9,238.08, 12,746.16 and 5,879.52 is: 8,112.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,238.08 : 12,746.16 = 5,879.52 : x
  2. Step 2: Convert to fraction form
    9,238.08/12,746.16 = 5,879.52/x
  3. Step 3: Cross multiply
    9,238.08x = 12,746.16 × 5,879.52
  4. Step 4: Simplify right side
    9,238.08x = 74,941,302.64
  5. Step 5: Solve for x
    x = 74,941,302.64/9,238.08
  6. Step 6: Final answer
    x = 8,112.22

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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.