Home / 2,916.55-4,374.80-1,683.17

Finding the Fourth Proportional to 2,916.55, 4,374.80 and 1,683.17

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Solution

The fourth proportional to 2,916.55, 4,374.80 and 1,683.17 is: 2,524.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.55 : 4,374.80 = 1,683.17 : x
  2. Step 2: Convert to fraction form
    2,916.55/4,374.80 = 1,683.17/x
  3. Step 3: Cross multiply
    2,916.55x = 4,374.80 × 1,683.17
  4. Step 4: Simplify right side
    2,916.55x = 7,363,532.12
  5. Step 5: Solve for x
    x = 7,363,532.12/2,916.55
  6. Step 6: Final answer
    x = 2,524.74

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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.