Home / 10,319.83-15,482.09-3,746.01

Finding the Fourth Proportional to 10,319.83, 15,482.09 and 3,746.01

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Solution

The fourth proportional to 10,319.83, 15,482.09 and 3,746.01 is: 5,619.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,319.83 : 15,482.09 = 3,746.01 : x
  2. Step 2: Convert to fraction form
    10,319.83/15,482.09 = 3,746.01/x
  3. Step 3: Cross multiply
    10,319.83x = 15,482.09 × 3,746.01
  4. Step 4: Simplify right side
    10,319.83x = 57,996,073.33
  5. Step 5: Solve for x
    x = 57,996,073.33/10,319.83
  6. Step 6: Final answer
    x = 5,619.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.