Home / 6,916.31-10,374.50-1,722.18

Finding the Fourth Proportional to 6,916.31, 10,374.50 and 1,722.18

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Solution

The fourth proportional to 6,916.31, 10,374.50 and 1,722.18 is: 2,583.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,916.31 : 10,374.50 = 1,722.18 : x
  2. Step 2: Convert to fraction form
    6,916.31/10,374.50 = 1,722.18/x
  3. Step 3: Cross multiply
    6,916.31x = 10,374.50 × 1,722.18
  4. Step 4: Simplify right side
    6,916.31x = 17,866,756.41
  5. Step 5: Solve for x
    x = 17,866,756.41/6,916.31
  6. Step 6: Final answer
    x = 2,583.28

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1.5x scale

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.