Home / 4,754.57-6,561.95-2,988.56

Finding the Fourth Proportional to 4,754.57, 6,561.95 and 2,988.56

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Solution

The fourth proportional to 4,754.57, 6,561.95 and 2,988.56 is: 4,124.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,754.57 : 6,561.95 = 2,988.56 : x
  2. Step 2: Convert to fraction form
    4,754.57/6,561.95 = 2,988.56/x
  3. Step 3: Cross multiply
    4,754.57x = 6,561.95 × 2,988.56
  4. Step 4: Simplify right side
    4,754.57x = 19,610,733.54
  5. Step 5: Solve for x
    x = 19,610,733.54/4,754.57
  6. Step 6: Final answer
    x = 4,124.61

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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.