Home / 9,329.04-13,985.46-3,485.70

Finding the Fourth Proportional to 9,329.04, 13,985.46 and 3,485.70

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Solution

The fourth proportional to 9,329.04, 13,985.46 and 3,485.70 is: 5,225.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,329.04 : 13,985.46 = 3,485.70 : x
  2. Step 2: Convert to fraction form
    9,329.04/13,985.46 = 3,485.70/x
  3. Step 3: Cross multiply
    9,329.04x = 13,985.46 × 3,485.70
  4. Step 4: Simplify right side
    9,329.04x = 48,749,117.92
  5. Step 5: Solve for x
    x = 48,749,117.92/9,329.04
  6. Step 6: Final answer
    x = 5,225.52

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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.