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Finding the Fourth Proportional to 6,953.93, 10,430.90 and 3,258.75

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Solution

The fourth proportional to 6,953.93, 10,430.90 and 3,258.75 is: 4,888.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,953.93 : 10,430.90 = 3,258.75 : x
  2. Step 2: Convert to fraction form
    6,953.93/10,430.90 = 3,258.75/x
  3. Step 3: Cross multiply
    6,953.93x = 10,430.90 × 3,258.75
  4. Step 4: Simplify right side
    6,953.93x = 33,991,679.08
  5. Step 5: Solve for x
    x = 33,991,679.08/6,953.93
  6. Step 6: Final answer
    x = 4,888.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.