Home / 7,570.22-10,446.08-4,212.77

Finding the Fourth Proportional to 7,570.22, 10,446.08 and 4,212.77

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Solution

The fourth proportional to 7,570.22, 10,446.08 and 4,212.77 is: 5,813.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,570.22 : 10,446.08 = 4,212.77 : x
  2. Step 2: Convert to fraction form
    7,570.22/10,446.08 = 4,212.77/x
  3. Step 3: Cross multiply
    7,570.22x = 10,446.08 × 4,212.77
  4. Step 4: Simplify right side
    7,570.22x = 44,006,859.15
  5. Step 5: Solve for x
    x = 44,006,859.15/7,570.22
  6. Step 6: Final answer
    x = 5,813.16

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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.