Home / 8,564.34-11,820.69-5,206.44

Finding the Fourth Proportional to 8,564.34, 11,820.69 and 5,206.44

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Solution

The fourth proportional to 8,564.34, 11,820.69 and 5,206.44 is: 7,186.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,564.34 : 11,820.69 = 5,206.44 : x
  2. Step 2: Convert to fraction form
    8,564.34/11,820.69 = 5,206.44/x
  3. Step 3: Cross multiply
    8,564.34x = 11,820.69 × 5,206.44
  4. Step 4: Simplify right side
    8,564.34x = 61,543,713.24
  5. Step 5: Solve for x
    x = 61,543,713.24/8,564.34
  6. Step 6: Final answer
    x = 7,186.05

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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.