Home / 7,570.28-10,448.52-4,427.48

Finding the Fourth Proportional to 7,570.28, 10,448.52 and 4,427.48

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Solution

The fourth proportional to 7,570.28, 10,448.52 and 4,427.48 is: 6,110.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,570.28 : 10,448.52 = 4,427.48 : x
  2. Step 2: Convert to fraction form
    7,570.28/10,448.52 = 4,427.48/x
  3. Step 3: Cross multiply
    7,570.28x = 10,448.52 × 4,427.48
  4. Step 4: Simplify right side
    7,570.28x = 46,260,613.33
  5. Step 5: Solve for x
    x = 46,260,613.33/7,570.28
  6. Step 6: Final answer
    x = 6,110.82

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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.