Home / 4,567.84-6,851.76-1,105.09

Finding the Fourth Proportional to 4,567.84, 6,851.76 and 1,105.09

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Solution

The fourth proportional to 4,567.84, 6,851.76 and 1,105.09 is: 1,657.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,567.84 : 6,851.76 = 1,105.09 : x
  2. Step 2: Convert to fraction form
    4,567.84/6,851.76 = 1,105.09/x
  3. Step 3: Cross multiply
    4,567.84x = 6,851.76 × 1,105.09
  4. Step 4: Simplify right side
    4,567.84x = 7,571,811.46
  5. Step 5: Solve for x
    x = 7,571,811.46/4,567.84
  6. Step 6: Final answer
    x = 1,657.64

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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.