Home / 10,320.37-15,478.13-3,301.01

Finding the Fourth Proportional to 10,320.37, 15,478.13 and 3,301.01

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Solution

The fourth proportional to 10,320.37, 15,478.13 and 3,301.01 is: 4,950.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,320.37 : 15,478.13 = 3,301.01 : x
  2. Step 2: Convert to fraction form
    10,320.37/15,478.13 = 3,301.01/x
  3. Step 3: Cross multiply
    10,320.37x = 15,478.13 × 3,301.01
  4. Step 4: Simplify right side
    10,320.37x = 51,093,461.91
  5. Step 5: Solve for x
    x = 51,093,461.91/10,320.37
  6. Step 6: Final answer
    x = 4,950.74

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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.