Home / 7,013.76-9,674.68-4,776.63

Finding the Fourth Proportional to 7,013.76, 9,674.68 and 4,776.63

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Solution

The fourth proportional to 7,013.76, 9,674.68 and 4,776.63 is: 6,588.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,013.76 : 9,674.68 = 4,776.63 : x
  2. Step 2: Convert to fraction form
    7,013.76/9,674.68 = 4,776.63/x
  3. Step 3: Cross multiply
    7,013.76x = 9,674.68 × 4,776.63
  4. Step 4: Simplify right side
    7,013.76x = 46,212,366.73
  5. Step 5: Solve for x
    x = 46,212,366.73/7,013.76
  6. Step 6: Final answer
    x = 6,588.81

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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.