Home / 9,652.22-13,320.71-5,403.66

Finding the Fourth Proportional to 9,652.22, 13,320.71 and 5,403.66

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Solution

The fourth proportional to 9,652.22, 13,320.71 and 5,403.66 is: 7,457.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,652.22 : 13,320.71 = 5,403.66 : x
  2. Step 2: Convert to fraction form
    9,652.22/13,320.71 = 5,403.66/x
  3. Step 3: Cross multiply
    9,652.22x = 13,320.71 × 5,403.66
  4. Step 4: Simplify right side
    9,652.22x = 71,980,587.80
  5. Step 5: Solve for x
    x = 71,980,587.80/9,652.22
  6. Step 6: Final answer
    x = 7,457.41

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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.