Home / 5,012.58-6,916.38-3,148.50

Finding the Fourth Proportional to 5,012.58, 6,916.38 and 3,148.50

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Solution

The fourth proportional to 5,012.58, 6,916.38 and 3,148.50 is: 4,344.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.58 : 6,916.38 = 3,148.50 : x
  2. Step 2: Convert to fraction form
    5,012.58/6,916.38 = 3,148.50/x
  3. Step 3: Cross multiply
    5,012.58x = 6,916.38 × 3,148.50
  4. Step 4: Simplify right side
    5,012.58x = 21,776,222.43
  5. Step 5: Solve for x
    x = 21,776,222.43/5,012.58
  6. Step 6: Final answer
    x = 4,344.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.