Home / 8,132.22-11,222.28-4,547.16

Finding the Fourth Proportional to 8,132.22, 11,222.28 and 4,547.16

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Solution

The fourth proportional to 8,132.22, 11,222.28 and 4,547.16 is: 6,274.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.22 : 11,222.28 = 4,547.16 : x
  2. Step 2: Convert to fraction form
    8,132.22/11,222.28 = 4,547.16/x
  3. Step 3: Cross multiply
    8,132.22x = 11,222.28 × 4,547.16
  4. Step 4: Simplify right side
    8,132.22x = 51,029,502.72
  5. Step 5: Solve for x
    x = 51,029,502.72/8,132.22
  6. Step 6: Final answer
    x = 6,274.98

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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.