Home / 6,604.48-9,112.56-4,720.96

Finding the Fourth Proportional to 6,604.48, 9,112.56 and 4,720.96

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Solution

The fourth proportional to 6,604.48, 9,112.56 and 4,720.96 is: 6,513.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604.48 : 9,112.56 = 4,720.96 : x
  2. Step 2: Convert to fraction form
    6,604.48/9,112.56 = 4,720.96/x
  3. Step 3: Cross multiply
    6,604.48x = 9,112.56 × 4,720.96
  4. Step 4: Simplify right side
    6,604.48x = 43,020,031.26
  5. Step 5: Solve for x
    x = 43,020,031.26/6,604.48
  6. Step 6: Final answer
    x = 6,513.77

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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.