Home / 7,705.09-10,633.29-4,347.71

Finding the Fourth Proportional to 7,705.09, 10,633.29 and 4,347.71

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Solution

The fourth proportional to 7,705.09, 10,633.29 and 4,347.71 is: 5,999.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,705.09 : 10,633.29 = 4,347.71 : x
  2. Step 2: Convert to fraction form
    7,705.09/10,633.29 = 4,347.71/x
  3. Step 3: Cross multiply
    7,705.09x = 10,633.29 × 4,347.71
  4. Step 4: Simplify right side
    7,705.09x = 46,230,408.10
  5. Step 5: Solve for x
    x = 46,230,408.10/7,705.09
  6. Step 6: Final answer
    x = 5,999.99

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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.