Home / 5,484.85-7,567.12-3,125.63

Finding the Fourth Proportional to 5,484.85, 7,567.12 and 3,125.63

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Solution

The fourth proportional to 5,484.85, 7,567.12 and 3,125.63 is: 4,312.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,484.85 : 7,567.12 = 3,125.63 : x
  2. Step 2: Convert to fraction form
    5,484.85/7,567.12 = 3,125.63/x
  3. Step 3: Cross multiply
    5,484.85x = 7,567.12 × 3,125.63
  4. Step 4: Simplify right side
    5,484.85x = 23,651,971.64
  5. Step 5: Solve for x
    x = 23,651,971.64/5,484.85
  6. Step 6: Final answer
    x = 4,312.24

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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.