Home / 8,104.68-11,184.31-4,567.89

Finding the Fourth Proportional to 8,104.68, 11,184.31 and 4,567.89

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Solution

The fourth proportional to 8,104.68, 11,184.31 and 4,567.89 is: 6,303.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,104.68 : 11,184.31 = 4,567.89 : x
  2. Step 2: Convert to fraction form
    8,104.68/11,184.31 = 4,567.89/x
  3. Step 3: Cross multiply
    8,104.68x = 11,184.31 × 4,567.89
  4. Step 4: Simplify right side
    8,104.68x = 51,088,697.81
  5. Step 5: Solve for x
    x = 51,088,697.81/8,104.68
  6. Step 6: Final answer
    x = 6,303.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.