Home / 7,945.68-10,964.99-4,588.79

Finding the Fourth Proportional to 7,945.68, 10,964.99 and 4,588.79

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Solution

The fourth proportional to 7,945.68, 10,964.99 and 4,588.79 is: 6,332.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945.68 : 10,964.99 = 4,588.79 : x
  2. Step 2: Convert to fraction form
    7,945.68/10,964.99 = 4,588.79/x
  3. Step 3: Cross multiply
    7,945.68x = 10,964.99 × 4,588.79
  4. Step 4: Simplify right side
    7,945.68x = 50,315,967.30
  5. Step 5: Solve for x
    x = 50,315,967.30/7,945.68
  6. Step 6: Final answer
    x = 6,332.50

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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.