Home / 11,547.18-15,937.83-7,353

Finding the Fourth Proportional to 11,547.18, 15,937.83 and 7,353

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Solution

The fourth proportional to 11,547.18, 15,937.83 and 7,353 is: 10,148.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,547.18 : 15,937.83 = 7,353 : x
  2. Step 2: Convert to fraction form
    11,547.18/15,937.83 = 7,353/x
  3. Step 3: Cross multiply
    11,547.18x = 15,937.83 × 7,353
  4. Step 4: Simplify right side
    11,547.18x = 117,190,863.99
  5. Step 5: Solve for x
    x = 117,190,863.99/11,547.18
  6. Step 6: Final answer
    x = 10,148.87

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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.