Home / 11,345.06-15,656.19-6,632.08

Finding the Fourth Proportional to 11,345.06, 15,656.19 and 6,632.08

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Solution

The fourth proportional to 11,345.06, 15,656.19 and 6,632.08 is: 9,152.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,345.06 : 15,656.19 = 6,632.08 : x
  2. Step 2: Convert to fraction form
    11,345.06/15,656.19 = 6,632.08/x
  3. Step 3: Cross multiply
    11,345.06x = 15,656.19 × 6,632.08
  4. Step 4: Simplify right side
    11,345.06x = 103,833,040.56
  5. Step 5: Solve for x
    x = 103,833,040.56/11,345.06
  6. Step 6: Final answer
    x = 9,152.27

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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.