Home / 9,140.04-13,702.50-4,205.52

Finding the Fourth Proportional to 9,140.04, 13,702.50 and 4,205.52

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Solution

The fourth proportional to 9,140.04, 13,702.50 and 4,205.52 is: 6,304.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,140.04 : 13,702.50 = 4,205.52 : x
  2. Step 2: Convert to fraction form
    9,140.04/13,702.50 = 4,205.52/x
  3. Step 3: Cross multiply
    9,140.04x = 13,702.50 × 4,205.52
  4. Step 4: Simplify right side
    9,140.04x = 57,626,137.80
  5. Step 5: Solve for x
    x = 57,626,137.80/9,140.04
  6. Step 6: Final answer
    x = 6,304.80

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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.