Home / 9,157.04-13,730.16-3,603.95

Finding the Fourth Proportional to 9,157.04, 13,730.16 and 3,603.95

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Solution

The fourth proportional to 9,157.04, 13,730.16 and 3,603.95 is: 5,403.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,157.04 : 13,730.16 = 3,603.95 : x
  2. Step 2: Convert to fraction form
    9,157.04/13,730.16 = 3,603.95/x
  3. Step 3: Cross multiply
    9,157.04x = 13,730.16 × 3,603.95
  4. Step 4: Simplify right side
    9,157.04x = 49,482,810.13
  5. Step 5: Solve for x
    x = 49,482,810.13/9,157.04
  6. Step 6: Final answer
    x = 5,403.80

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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.