Home / 7,346.76-10,135.72-5,437.12

Finding the Fourth Proportional to 7,346.76, 10,135.72 and 5,437.12

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Solution

The fourth proportional to 7,346.76, 10,135.72 and 5,437.12 is: 7,501.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,346.76 : 10,135.72 = 5,437.12 : x
  2. Step 2: Convert to fraction form
    7,346.76/10,135.72 = 5,437.12/x
  3. Step 3: Cross multiply
    7,346.76x = 10,135.72 × 5,437.12
  4. Step 4: Simplify right side
    7,346.76x = 55,109,125.93
  5. Step 5: Solve for x
    x = 55,109,125.93/7,346.76
  6. Step 6: Final answer
    x = 7,501.15

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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.