Home / 7,567.22-10,436.85-4,915.49

Finding the Fourth Proportional to 7,567.22, 10,436.85 and 4,915.49

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Solution

The fourth proportional to 7,567.22, 10,436.85 and 4,915.49 is: 6,779.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,567.22 : 10,436.85 = 4,915.49 : x
  2. Step 2: Convert to fraction form
    7,567.22/10,436.85 = 4,915.49/x
  3. Step 3: Cross multiply
    7,567.22x = 10,436.85 × 4,915.49
  4. Step 4: Simplify right side
    7,567.22x = 51,302,179.62
  5. Step 5: Solve for x
    x = 51,302,179.62/7,567.22
  6. Step 6: Final answer
    x = 6,779.53

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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.