Home / 9,107.34-13,666.44-4,724.76

Finding the Fourth Proportional to 9,107.34, 13,666.44 and 4,724.76

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Solution

The fourth proportional to 9,107.34, 13,666.44 and 4,724.76 is: 7,089.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,107.34 : 13,666.44 = 4,724.76 : x
  2. Step 2: Convert to fraction form
    9,107.34/13,666.44 = 4,724.76/x
  3. Step 3: Cross multiply
    9,107.34x = 13,666.44 × 4,724.76
  4. Step 4: Simplify right side
    9,107.34x = 64,570,649.05
  5. Step 5: Solve for x
    x = 64,570,649.05/9,107.34
  6. Step 6: Final answer
    x = 7,089.96

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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.