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Finding the Fourth Proportional to 9,607.67, 13,258.16 and 7,088.87

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Solution

The fourth proportional to 9,607.67, 13,258.16 and 7,088.87 is: 9,782.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,607.67 : 13,258.16 = 7,088.87 : x
  2. Step 2: Convert to fraction form
    9,607.67/13,258.16 = 7,088.87/x
  3. Step 3: Cross multiply
    9,607.67x = 13,258.16 × 7,088.87
  4. Step 4: Simplify right side
    9,607.67x = 93,985,372.68
  5. Step 5: Solve for x
    x = 93,985,372.68/9,607.67
  6. Step 6: Final answer
    x = 9,782.33

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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.