Home / 5,530.64-8,281.31-4,561.07

Finding the Fourth Proportional to 5,530.64, 8,281.31 and 4,561.07

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Solution

The fourth proportional to 5,530.64, 8,281.31 and 4,561.07 is: 6,829.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530.64 : 8,281.31 = 4,561.07 : x
  2. Step 2: Convert to fraction form
    5,530.64/8,281.31 = 4,561.07/x
  3. Step 3: Cross multiply
    5,530.64x = 8,281.31 × 4,561.07
  4. Step 4: Simplify right side
    5,530.64x = 37,771,570.39
  5. Step 5: Solve for x
    x = 37,771,570.39/5,530.64
  6. Step 6: Final answer
    x = 6,829.52

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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.