Home / 4,719.06-6,510.78-2,622.78

Finding the Fourth Proportional to 4,719.06, 6,510.78 and 2,622.78

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Solution

The fourth proportional to 4,719.06, 6,510.78 and 2,622.78 is: 3,618.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,719.06 : 6,510.78 = 2,622.78 : x
  2. Step 2: Convert to fraction form
    4,719.06/6,510.78 = 2,622.78/x
  3. Step 3: Cross multiply
    4,719.06x = 6,510.78 × 2,622.78
  4. Step 4: Simplify right side
    4,719.06x = 17,076,343.57
  5. Step 5: Solve for x
    x = 17,076,343.57/4,719.06
  6. Step 6: Final answer
    x = 3,618.59

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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.