Home / 9,607.24-13,258.11-5,415.76

Finding the Fourth Proportional to 9,607.24, 13,258.11 and 5,415.76

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Solution

The fourth proportional to 9,607.24, 13,258.11 and 5,415.76 is: 7,473.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,607.24 : 13,258.11 = 5,415.76 : x
  2. Step 2: Convert to fraction form
    9,607.24/13,258.11 = 5,415.76/x
  3. Step 3: Cross multiply
    9,607.24x = 13,258.11 × 5,415.76
  4. Step 4: Simplify right side
    9,607.24x = 71,802,741.81
  5. Step 5: Solve for x
    x = 71,802,741.81/9,607.24
  6. Step 6: Final answer
    x = 7,473.82

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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.