Home / 9,333.60-13,985.28-4,391.52

Finding the Fourth Proportional to 9,333.60, 13,985.28 and 4,391.52

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Solution

The fourth proportional to 9,333.60, 13,985.28 and 4,391.52 is: 6,580.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,333.60 : 13,985.28 = 4,391.52 : x
  2. Step 2: Convert to fraction form
    9,333.60/13,985.28 = 4,391.52/x
  3. Step 3: Cross multiply
    9,333.60x = 13,985.28 × 4,391.52
  4. Step 4: Simplify right side
    9,333.60x = 61,416,636.83
  5. Step 5: Solve for x
    x = 61,416,636.83/9,333.60
  6. Step 6: Final answer
    x = 6,580.17

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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.