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Finding the Fourth Proportional to 9,289.00, 13,925.29 and 7,107.46

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Solution

The fourth proportional to 9,289.00, 13,925.29 and 7,107.46 is: 10,654.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,289.00 : 13,925.29 = 7,107.46 : x
  2. Step 2: Convert to fraction form
    9,289.00/13,925.29 = 7,107.46/x
  3. Step 3: Cross multiply
    9,289.00x = 13,925.29 × 7,107.46
  4. Step 4: Simplify right side
    9,289.00x = 98,973,494.06
  5. Step 5: Solve for x
    x = 98,973,494.06/9,289.00
  6. Step 6: Final answer
    x = 10,654.92

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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.