Home / 9,942.63-14,913.61-2,547.16

Finding the Fourth Proportional to 9,942.63, 14,913.61 and 2,547.16

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Solution

The fourth proportional to 9,942.63, 14,913.61 and 2,547.16 is: 3,820.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,942.63 : 14,913.61 = 2,547.16 : x
  2. Step 2: Convert to fraction form
    9,942.63/14,913.61 = 2,547.16/x
  3. Step 3: Cross multiply
    9,942.63x = 14,913.61 × 2,547.16
  4. Step 4: Simplify right side
    9,942.63x = 37,987,307.20
  5. Step 5: Solve for x
    x = 37,987,307.20/9,942.63
  6. Step 6: Final answer
    x = 3,820.65

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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.