Home / 9,968.50-14,953.62-2,572.90

Finding the Fourth Proportional to 9,968.50, 14,953.62 and 2,572.90

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Solution

The fourth proportional to 9,968.50, 14,953.62 and 2,572.90 is: 3,859.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968.50 : 14,953.62 = 2,572.90 : x
  2. Step 2: Convert to fraction form
    9,968.50/14,953.62 = 2,572.90/x
  3. Step 3: Cross multiply
    9,968.50x = 14,953.62 × 2,572.90
  4. Step 4: Simplify right side
    9,968.50x = 38,474,168.90
  5. Step 5: Solve for x
    x = 38,474,168.90/9,968.50
  6. Step 6: Final answer
    x = 3,859.57

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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.