Home / 3,088.10-4,631.34-1,443.80

Finding the Fourth Proportional to 3,088.10, 4,631.34 and 1,443.80

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Solution

The fourth proportional to 3,088.10, 4,631.34 and 1,443.80 is: 2,165.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.10 : 4,631.34 = 1,443.80 : x
  2. Step 2: Convert to fraction form
    3,088.10/4,631.34 = 1,443.80/x
  3. Step 3: Cross multiply
    3,088.10x = 4,631.34 × 1,443.80
  4. Step 4: Simplify right side
    3,088.10x = 6,686,728.69
  5. Step 5: Solve for x
    x = 6,686,728.69/3,088.10
  6. Step 6: Final answer
    x = 2,165.32

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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.