Home / 5,535.18-8,303.98-1,639.89

Finding the Fourth Proportional to 5,535.18, 8,303.98 and 1,639.89

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Solution

The fourth proportional to 5,535.18, 8,303.98 and 1,639.89 is: 2,460.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535.18 : 8,303.98 = 1,639.89 : x
  2. Step 2: Convert to fraction form
    5,535.18/8,303.98 = 1,639.89/x
  3. Step 3: Cross multiply
    5,535.18x = 8,303.98 × 1,639.89
  4. Step 4: Simplify right side
    5,535.18x = 13,617,613.76
  5. Step 5: Solve for x
    x = 13,617,613.76/5,535.18
  6. Step 6: Final answer
    x = 2,460.19

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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.