Home / 7,004.80-10,508.70-3,110.32

Finding the Fourth Proportional to 7,004.80, 10,508.70 and 3,110.32

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Solution

The fourth proportional to 7,004.80, 10,508.70 and 3,110.32 is: 4,666.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,004.80 : 10,508.70 = 3,110.32 : x
  2. Step 2: Convert to fraction form
    7,004.80/10,508.70 = 3,110.32/x
  3. Step 3: Cross multiply
    7,004.80x = 10,508.70 × 3,110.32
  4. Step 4: Simplify right side
    7,004.80x = 32,685,419.78
  5. Step 5: Solve for x
    x = 32,685,419.78/7,004.80
  6. Step 6: Final answer
    x = 4,666.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.