Home / 5,038.74-7,552.64-2,113.63

Finding the Fourth Proportional to 5,038.74, 7,552.64 and 2,113.63

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Solution

The fourth proportional to 5,038.74, 7,552.64 and 2,113.63 is: 3,168.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.74 : 7,552.64 = 2,113.63 : x
  2. Step 2: Convert to fraction form
    5,038.74/7,552.64 = 2,113.63/x
  3. Step 3: Cross multiply
    5,038.74x = 7,552.64 × 2,113.63
  4. Step 4: Simplify right side
    5,038.74x = 15,963,472.89
  5. Step 5: Solve for x
    x = 15,963,472.89/5,038.74
  6. Step 6: Final answer
    x = 3,168.15

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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.