Home / 7,153.61-10,727.01-2,223.32

Finding the Fourth Proportional to 7,153.61, 10,727.01 and 2,223.32

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Solution

The fourth proportional to 7,153.61, 10,727.01 and 2,223.32 is: 3,333.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,153.61 : 10,727.01 = 2,223.32 : x
  2. Step 2: Convert to fraction form
    7,153.61/10,727.01 = 2,223.32/x
  3. Step 3: Cross multiply
    7,153.61x = 10,727.01 × 2,223.32
  4. Step 4: Simplify right side
    7,153.61x = 23,849,575.87
  5. Step 5: Solve for x
    x = 23,849,575.87/7,153.61
  6. Step 6: Final answer
    x = 3,333.92

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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.