Home / 9,977.11-14,967.86-2,957.68

Finding the Fourth Proportional to 9,977.11, 14,967.86 and 2,957.68

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Solution

The fourth proportional to 9,977.11, 14,967.86 and 2,957.68 is: 4,437.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,977.11 : 14,967.86 = 2,957.68 : x
  2. Step 2: Convert to fraction form
    9,977.11/14,967.86 = 2,957.68/x
  3. Step 3: Cross multiply
    9,977.11x = 14,967.86 × 2,957.68
  4. Step 4: Simplify right side
    9,977.11x = 44,270,140.16
  5. Step 5: Solve for x
    x = 44,270,140.16/9,977.11
  6. Step 6: Final answer
    x = 4,437.17

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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.