Home / 7,921.45-10,934.03-4,566.50

Finding the Fourth Proportional to 7,921.45, 10,934.03 and 4,566.50

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Solution

The fourth proportional to 7,921.45, 10,934.03 and 4,566.50 is: 6,303.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,921.45 : 10,934.03 = 4,566.50 : x
  2. Step 2: Convert to fraction form
    7,921.45/10,934.03 = 4,566.50/x
  3. Step 3: Cross multiply
    7,921.45x = 10,934.03 × 4,566.50
  4. Step 4: Simplify right side
    7,921.45x = 49,930,220.06
  5. Step 5: Solve for x
    x = 49,930,220.06/7,921.45
  6. Step 6: Final answer
    x = 6,303.17

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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.