Home / 7,684.08-10,603.15-4,326.81

Finding the Fourth Proportional to 7,684.08, 10,603.15 and 4,326.81

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Solution

The fourth proportional to 7,684.08, 10,603.15 and 4,326.81 is: 5,970.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,684.08 : 10,603.15 = 4,326.81 : x
  2. Step 2: Convert to fraction form
    7,684.08/10,603.15 = 4,326.81/x
  3. Step 3: Cross multiply
    7,684.08x = 10,603.15 × 4,326.81
  4. Step 4: Simplify right side
    7,684.08x = 45,877,764.87
  5. Step 5: Solve for x
    x = 45,877,764.87/7,684.08
  6. Step 6: Final answer
    x = 5,970.50

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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.