Home / 5,085.37-7,015.69-3,316.92

Finding the Fourth Proportional to 5,085.37, 7,015.69 and 3,316.92

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Solution

The fourth proportional to 5,085.37, 7,015.69 and 3,316.92 is: 4,575.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,085.37 : 7,015.69 = 3,316.92 : x
  2. Step 2: Convert to fraction form
    5,085.37/7,015.69 = 3,316.92/x
  3. Step 3: Cross multiply
    5,085.37x = 7,015.69 × 3,316.92
  4. Step 4: Simplify right side
    5,085.37x = 23,270,482.47
  5. Step 5: Solve for x
    x = 23,270,482.47/5,085.37
  6. Step 6: Final answer
    x = 4,575.97

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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.