Home / 9,845.60-13,588.14-5,653.76

Finding the Fourth Proportional to 9,845.60, 13,588.14 and 5,653.76

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Solution

The fourth proportional to 9,845.60, 13,588.14 and 5,653.76 is: 7,802.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,845.60 : 13,588.14 = 5,653.76 : x
  2. Step 2: Convert to fraction form
    9,845.60/13,588.14 = 5,653.76/x
  3. Step 3: Cross multiply
    9,845.60x = 13,588.14 × 5,653.76
  4. Step 4: Simplify right side
    9,845.60x = 76,824,082.41
  5. Step 5: Solve for x
    x = 76,824,082.41/9,845.60
  6. Step 6: Final answer
    x = 7,802.88

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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.