Home / 7,646.07-10,551.48-4,289.73

Finding the Fourth Proportional to 7,646.07, 10,551.48 and 4,289.73

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Solution

The fourth proportional to 7,646.07, 10,551.48 and 4,289.73 is: 5,919.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,646.07 : 10,551.48 = 4,289.73 : x
  2. Step 2: Convert to fraction form
    7,646.07/10,551.48 = 4,289.73/x
  3. Step 3: Cross multiply
    7,646.07x = 10,551.48 × 4,289.73
  4. Step 4: Simplify right side
    7,646.07x = 45,263,000.30
  5. Step 5: Solve for x
    x = 45,263,000.30/7,646.07
  6. Step 6: Final answer
    x = 5,919.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.