Home / 10,357.07-15,538.02-2,961.62

Finding the Fourth Proportional to 10,357.07, 15,538.02 and 2,961.62

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Solution

The fourth proportional to 10,357.07, 15,538.02 and 2,961.62 is: 4,443.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357.07 : 15,538.02 = 2,961.62 : x
  2. Step 2: Convert to fraction form
    10,357.07/15,538.02 = 2,961.62/x
  3. Step 3: Cross multiply
    10,357.07x = 15,538.02 × 2,961.62
  4. Step 4: Simplify right side
    10,357.07x = 46,017,710.79
  5. Step 5: Solve for x
    x = 46,017,710.79/10,357.07
  6. Step 6: Final answer
    x = 4,443.12

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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.