Home / 7,506.90-10,356.21-4,520.97

Finding the Fourth Proportional to 7,506.90, 10,356.21 and 4,520.97

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Solution

The fourth proportional to 7,506.90, 10,356.21 and 4,520.97 is: 6,236.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,506.90 : 10,356.21 = 4,520.97 : x
  2. Step 2: Convert to fraction form
    7,506.90/10,356.21 = 4,520.97/x
  3. Step 3: Cross multiply
    7,506.90x = 10,356.21 × 4,520.97
  4. Step 4: Simplify right side
    7,506.90x = 46,820,114.72
  5. Step 5: Solve for x
    x = 46,820,114.72/7,506.90
  6. Step 6: Final answer
    x = 6,236.94

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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.