Home / 7,032.35-9,704.65-3,888.54

Finding the Fourth Proportional to 7,032.35, 9,704.65 and 3,888.54

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Solution

The fourth proportional to 7,032.35, 9,704.65 and 3,888.54 is: 5,366.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,032.35 : 9,704.65 = 3,888.54 : x
  2. Step 2: Convert to fraction form
    7,032.35/9,704.65 = 3,888.54/x
  3. Step 3: Cross multiply
    7,032.35x = 9,704.65 × 3,888.54
  4. Step 4: Simplify right side
    7,032.35x = 37,736,919.71
  5. Step 5: Solve for x
    x = 37,736,919.71/7,032.35
  6. Step 6: Final answer
    x = 5,366.19

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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.