Home / 7,460.09-10,299.97-4,628.61

Finding the Fourth Proportional to 7,460.09, 10,299.97 and 4,628.61

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Solution

The fourth proportional to 7,460.09, 10,299.97 and 4,628.61 is: 6,390.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,460.09 : 10,299.97 = 4,628.61 : x
  2. Step 2: Convert to fraction form
    7,460.09/10,299.97 = 4,628.61/x
  3. Step 3: Cross multiply
    7,460.09x = 10,299.97 × 4,628.61
  4. Step 4: Simplify right side
    7,460.09x = 47,674,549.93
  5. Step 5: Solve for x
    x = 47,674,549.93/7,460.09
  6. Step 6: Final answer
    x = 6,390.61

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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.