Home / 7,048.25-9,720.98-4,530.62

Finding the Fourth Proportional to 7,048.25, 9,720.98 and 4,530.62

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Solution

The fourth proportional to 7,048.25, 9,720.98 and 4,530.62 is: 6,248.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,048.25 : 9,720.98 = 4,530.62 : x
  2. Step 2: Convert to fraction form
    7,048.25/9,720.98 = 4,530.62/x
  3. Step 3: Cross multiply
    7,048.25x = 9,720.98 × 4,530.62
  4. Step 4: Simplify right side
    7,048.25x = 44,042,085.05
  5. Step 5: Solve for x
    x = 44,042,085.05/7,048.25
  6. Step 6: Final answer
    x = 6,248.65

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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.