Home / 4,379.08-6,555.66-2,913.16

Finding the Fourth Proportional to 4,379.08, 6,555.66 and 2,913.16

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Solution

The fourth proportional to 4,379.08, 6,555.66 and 2,913.16 is: 4,361.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.08 : 6,555.66 = 2,913.16 : x
  2. Step 2: Convert to fraction form
    4,379.08/6,555.66 = 2,913.16/x
  3. Step 3: Cross multiply
    4,379.08x = 6,555.66 × 2,913.16
  4. Step 4: Simplify right side
    4,379.08x = 19,097,686.49
  5. Step 5: Solve for x
    x = 19,097,686.49/4,379.08
  6. Step 6: Final answer
    x = 4,361.12

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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.