Home / 7,945.65-10,965.52-4,588.61

Finding the Fourth Proportional to 7,945.65, 10,965.52 and 4,588.61

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Solution

The fourth proportional to 7,945.65, 10,965.52 and 4,588.61 is: 6,332.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945.65 : 10,965.52 = 4,588.61 : x
  2. Step 2: Convert to fraction form
    7,945.65/10,965.52 = 4,588.61/x
  3. Step 3: Cross multiply
    7,945.65x = 10,965.52 × 4,588.61
  4. Step 4: Simplify right side
    7,945.65x = 50,316,428.43
  5. Step 5: Solve for x
    x = 50,316,428.43/7,945.65
  6. Step 6: Final answer
    x = 6,332.58

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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.