Home / 9,742.77-13,445.60-5,762.97

Finding the Fourth Proportional to 9,742.77, 13,445.60 and 5,762.97

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Solution

The fourth proportional to 9,742.77, 13,445.60 and 5,762.97 is: 7,953.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,742.77 : 13,445.60 = 5,762.97 : x
  2. Step 2: Convert to fraction form
    9,742.77/13,445.60 = 5,762.97/x
  3. Step 3: Cross multiply
    9,742.77x = 13,445.60 × 5,762.97
  4. Step 4: Simplify right side
    9,742.77x = 77,486,560.62
  5. Step 5: Solve for x
    x = 77,486,560.62/9,742.77
  6. Step 6: Final answer
    x = 7,953.24

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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.