Home / 5,547.71-8,318.79-1,848.65

Finding the Fourth Proportional to 5,547.71, 8,318.79 and 1,848.65

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Solution

The fourth proportional to 5,547.71, 8,318.79 and 1,848.65 is: 2,772.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547.71 : 8,318.79 = 1,848.65 : x
  2. Step 2: Convert to fraction form
    5,547.71/8,318.79 = 1,848.65/x
  3. Step 3: Cross multiply
    5,547.71x = 8,318.79 × 1,848.65
  4. Step 4: Simplify right side
    5,547.71x = 15,378,531.13
  5. Step 5: Solve for x
    x = 15,378,531.13/5,547.71
  6. Step 6: Final answer
    x = 2,772.05

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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.