Home / 7,124.46-10,688.85-5,048.49

Finding the Fourth Proportional to 7,124.46, 10,688.85 and 5,048.49

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Solution

The fourth proportional to 7,124.46, 10,688.85 and 5,048.49 is: 7,574.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,124.46 : 10,688.85 = 5,048.49 : x
  2. Step 2: Convert to fraction form
    7,124.46/10,688.85 = 5,048.49/x
  3. Step 3: Cross multiply
    7,124.46x = 10,688.85 × 5,048.49
  4. Step 4: Simplify right side
    7,124.46x = 53,962,512.25
  5. Step 5: Solve for x
    x = 53,962,512.25/7,124.46
  6. Step 6: Final answer
    x = 7,574.26

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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.