Home / 7,513.08-10,367.46-4,155.55

Finding the Fourth Proportional to 7,513.08, 10,367.46 and 4,155.55

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Solution

The fourth proportional to 7,513.08, 10,367.46 and 4,155.55 is: 5,734.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513.08 : 10,367.46 = 4,155.55 : x
  2. Step 2: Convert to fraction form
    7,513.08/10,367.46 = 4,155.55/x
  3. Step 3: Cross multiply
    7,513.08x = 10,367.46 × 4,155.55
  4. Step 4: Simplify right side
    7,513.08x = 43,082,498.40
  5. Step 5: Solve for x
    x = 43,082,498.40/7,513.08
  6. Step 6: Final answer
    x = 5,734.33

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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.