Home / 8,316.48-11,476.30-4,959.22

Finding the Fourth Proportional to 8,316.48, 11,476.30 and 4,959.22

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Solution

The fourth proportional to 8,316.48, 11,476.30 and 4,959.22 is: 6,843.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316.48 : 11,476.30 = 4,959.22 : x
  2. Step 2: Convert to fraction form
    8,316.48/11,476.30 = 4,959.22/x
  3. Step 3: Cross multiply
    8,316.48x = 11,476.30 × 4,959.22
  4. Step 4: Simplify right side
    8,316.48x = 56,913,496.49
  5. Step 5: Solve for x
    x = 56,913,496.49/8,316.48
  6. Step 6: Final answer
    x = 6,843.46

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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.