Home / 9,051.81-13,574.19-3,127.62

Finding the Fourth Proportional to 9,051.81, 13,574.19 and 3,127.62

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Solution

The fourth proportional to 9,051.81, 13,574.19 and 3,127.62 is: 4,690.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,051.81 : 13,574.19 = 3,127.62 : x
  2. Step 2: Convert to fraction form
    9,051.81/13,574.19 = 3,127.62/x
  3. Step 3: Cross multiply
    9,051.81x = 13,574.19 × 3,127.62
  4. Step 4: Simplify right side
    9,051.81x = 42,454,908.13
  5. Step 5: Solve for x
    x = 42,454,908.13/9,051.81
  6. Step 6: Final answer
    x = 4,690.21

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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.