Home / 3,098.10-4,647.18-1,018.08

Finding the Fourth Proportional to 3,098.10, 4,647.18 and 1,018.08

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Solution

The fourth proportional to 3,098.10, 4,647.18 and 1,018.08 is: 1,527.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.10 : 4,647.18 = 1,018.08 : x
  2. Step 2: Convert to fraction form
    3,098.10/4,647.18 = 1,018.08/x
  3. Step 3: Cross multiply
    3,098.10x = 4,647.18 × 1,018.08
  4. Step 4: Simplify right side
    3,098.10x = 4,731,201.01
  5. Step 5: Solve for x
    x = 4,731,201.01/3,098.10
  6. Step 6: Final answer
    x = 1,527.13

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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.