Home / 1,547.84-2,317.92-1,084.48

Finding the Fourth Proportional to 1,547.84, 2,317.92 and 1,084.48

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Solution

The fourth proportional to 1,547.84, 2,317.92 and 1,084.48 is: 1,624.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547.84 : 2,317.92 = 1,084.48 : x
  2. Step 2: Convert to fraction form
    1,547.84/2,317.92 = 1,084.48/x
  3. Step 3: Cross multiply
    1,547.84x = 2,317.92 × 1,084.48
  4. Step 4: Simplify right side
    1,547.84x = 2,513,737.88
  5. Step 5: Solve for x
    x = 2,513,737.88/1,547.84
  6. Step 6: Final answer
    x = 1,624.03

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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.