Home / 7,485.38-10,330.71-4,341.68

Finding the Fourth Proportional to 7,485.38, 10,330.71 and 4,341.68

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Solution

The fourth proportional to 7,485.38, 10,330.71 and 4,341.68 is: 5,992.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485.38 : 10,330.71 = 4,341.68 : x
  2. Step 2: Convert to fraction form
    7,485.38/10,330.71 = 4,341.68/x
  3. Step 3: Cross multiply
    7,485.38x = 10,330.71 × 4,341.68
  4. Step 4: Simplify right side
    7,485.38x = 44,852,636.99
  5. Step 5: Solve for x
    x = 44,852,636.99/7,485.38
  6. Step 6: Final answer
    x = 5,992.03

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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.