Home / 9,942.79-14,913.06-2,547.30

Finding the Fourth Proportional to 9,942.79, 14,913.06 and 2,547.30

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Solution

The fourth proportional to 9,942.79, 14,913.06 and 2,547.30 is: 3,820.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,942.79 : 14,913.06 = 2,547.30 : x
  2. Step 2: Convert to fraction form
    9,942.79/14,913.06 = 2,547.30/x
  3. Step 3: Cross multiply
    9,942.79x = 14,913.06 × 2,547.30
  4. Step 4: Simplify right side
    9,942.79x = 37,988,025.00
  5. Step 5: Solve for x
    x = 37,988,025.00/9,942.79
  6. Step 6: Final answer
    x = 3,820.66

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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.