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Finding the Fourth Proportional to 9,904.80, 14,857.20 and 6,594.60

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Solution

The fourth proportional to 9,904.80, 14,857.20 and 6,594.60 is: 9,891.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,904.80 : 14,857.20 = 6,594.60 : x
  2. Step 2: Convert to fraction form
    9,904.80/14,857.20 = 6,594.60/x
  3. Step 3: Cross multiply
    9,904.80x = 14,857.20 × 6,594.60
  4. Step 4: Simplify right side
    9,904.80x = 97,977,291.12
  5. Step 5: Solve for x
    x = 97,977,291.12/9,904.80
  6. Step 6: Final answer
    x = 9,891.90

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1.5x scale

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.