Home / 5,510.19-8,266.58-1,812.41

Finding the Fourth Proportional to 5,510.19, 8,266.58 and 1,812.41

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Solution

The fourth proportional to 5,510.19, 8,266.58 and 1,812.41 is: 2,719.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.19 : 8,266.58 = 1,812.41 : x
  2. Step 2: Convert to fraction form
    5,510.19/8,266.58 = 1,812.41/x
  3. Step 3: Cross multiply
    5,510.19x = 8,266.58 × 1,812.41
  4. Step 4: Simplify right side
    5,510.19x = 14,982,381.86
  5. Step 5: Solve for x
    x = 14,982,381.86/5,510.19
  6. Step 6: Final answer
    x = 2,719.03

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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.