Home / 8,675.08-13,012.63-4,969.40

Finding the Fourth Proportional to 8,675.08, 13,012.63 and 4,969.40

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Solution

The fourth proportional to 8,675.08, 13,012.63 and 4,969.40 is: 7,454.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,675.08 : 13,012.63 = 4,969.40 : x
  2. Step 2: Convert to fraction form
    8,675.08/13,012.63 = 4,969.40/x
  3. Step 3: Cross multiply
    8,675.08x = 13,012.63 × 4,969.40
  4. Step 4: Simplify right side
    8,675.08x = 64,664,963.52
  5. Step 5: Solve for x
    x = 64,664,963.52/8,675.08
  6. Step 6: Final answer
    x = 7,454.11

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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.