Home / 10,349.10-15,521.76-2,953.80

Finding the Fourth Proportional to 10,349.10, 15,521.76 and 2,953.80

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Solution

The fourth proportional to 10,349.10, 15,521.76 and 2,953.80 is: 4,430.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.10 : 15,521.76 = 2,953.80 : x
  2. Step 2: Convert to fraction form
    10,349.10/15,521.76 = 2,953.80/x
  3. Step 3: Cross multiply
    10,349.10x = 15,521.76 × 2,953.80
  4. Step 4: Simplify right side
    10,349.10x = 45,848,174.69
  5. Step 5: Solve for x
    x = 45,848,174.69/10,349.10
  6. Step 6: Final answer
    x = 4,430.16

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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.