Home / 10,567.12-15,855.13-4,640.96

Finding the Fourth Proportional to 10,567.12, 15,855.13 and 4,640.96

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Solution

The fourth proportional to 10,567.12, 15,855.13 and 4,640.96 is: 6,963.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,567.12 : 15,855.13 = 4,640.96 : x
  2. Step 2: Convert to fraction form
    10,567.12/15,855.13 = 4,640.96/x
  3. Step 3: Cross multiply
    10,567.12x = 15,855.13 × 4,640.96
  4. Step 4: Simplify right side
    10,567.12x = 73,583,024.12
  5. Step 5: Solve for x
    x = 73,583,024.12/10,567.12
  6. Step 6: Final answer
    x = 6,963.39

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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.