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Finding the Fourth Proportional to 9,023.70, 13,499.10 and 7,804.65

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Solution

The fourth proportional to 9,023.70, 13,499.10 and 7,804.65 is: 11,675.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,023.70 : 13,499.10 = 7,804.65 : x
  2. Step 2: Convert to fraction form
    9,023.70/13,499.10 = 7,804.65/x
  3. Step 3: Cross multiply
    9,023.70x = 13,499.10 × 7,804.65
  4. Step 4: Simplify right side
    9,023.70x = 105,355,750.82
  5. Step 5: Solve for x
    x = 105,355,750.82/9,023.70
  6. Step 6: Final answer
    x = 11,675.45

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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.