Home / 7,686.08-10,607.80-4,329.54

Finding the Fourth Proportional to 7,686.08, 10,607.80 and 4,329.54

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Solution

The fourth proportional to 7,686.08, 10,607.80 and 4,329.54 is: 5,975.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,686.08 : 10,607.80 = 4,329.54 : x
  2. Step 2: Convert to fraction form
    7,686.08/10,607.80 = 4,329.54/x
  3. Step 3: Cross multiply
    7,686.08x = 10,607.80 × 4,329.54
  4. Step 4: Simplify right side
    7,686.08x = 45,926,894.41
  5. Step 5: Solve for x
    x = 45,926,894.41/7,686.08
  6. Step 6: Final answer
    x = 5,975.33

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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.