Home / 4,718.95-7,071.43-3,153.57

Finding the Fourth Proportional to 4,718.95, 7,071.43 and 3,153.57

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Solution

The fourth proportional to 4,718.95, 7,071.43 and 3,153.57 is: 4,725.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,718.95 : 7,071.43 = 3,153.57 : x
  2. Step 2: Convert to fraction form
    4,718.95/7,071.43 = 3,153.57/x
  3. Step 3: Cross multiply
    4,718.95x = 7,071.43 × 3,153.57
  4. Step 4: Simplify right side
    4,718.95x = 22,300,249.51
  5. Step 5: Solve for x
    x = 22,300,249.51/4,718.95
  6. Step 6: Final answer
    x = 4,725.68

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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.