Home / 5,379.18-8,068.77-1,484.16

Finding the Fourth Proportional to 5,379.18, 8,068.77 and 1,484.16

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Solution

The fourth proportional to 5,379.18, 8,068.77 and 1,484.16 is: 2,226.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379.18 : 8,068.77 = 1,484.16 : x
  2. Step 2: Convert to fraction form
    5,379.18/8,068.77 = 1,484.16/x
  3. Step 3: Cross multiply
    5,379.18x = 8,068.77 × 1,484.16
  4. Step 4: Simplify right side
    5,379.18x = 11,975,345.68
  5. Step 5: Solve for x
    x = 11,975,345.68/5,379.18
  6. Step 6: Final answer
    x = 2,226.24

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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.