Home / 4,020.46-6,030.90-1,098.40

Finding the Fourth Proportional to 4,020.46, 6,030.90 and 1,098.40

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Solution

The fourth proportional to 4,020.46, 6,030.90 and 1,098.40 is: 1,647.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.46 : 6,030.90 = 1,098.40 : x
  2. Step 2: Convert to fraction form
    4,020.46/6,030.90 = 1,098.40/x
  3. Step 3: Cross multiply
    4,020.46x = 6,030.90 × 1,098.40
  4. Step 4: Simplify right side
    4,020.46x = 6,624,340.56
  5. Step 5: Solve for x
    x = 6,624,340.56/4,020.46
  6. Step 6: Final answer
    x = 1,647.66

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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.