Home / 6,210.12-8,567.87-4,217.22

Finding the Fourth Proportional to 6,210.12, 8,567.87 and 4,217.22

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Solution

The fourth proportional to 6,210.12, 8,567.87 and 4,217.22 is: 5,818.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,210.12 : 8,567.87 = 4,217.22 : x
  2. Step 2: Convert to fraction form
    6,210.12/8,567.87 = 4,217.22/x
  3. Step 3: Cross multiply
    6,210.12x = 8,567.87 × 4,217.22
  4. Step 4: Simplify right side
    6,210.12x = 36,132,603.26
  5. Step 5: Solve for x
    x = 36,132,603.26/6,210.12
  6. Step 6: Final answer
    x = 5,818.34

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Half scale
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Double scale
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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.