Home / 8,032.01-11,078.45-4,888.40

Finding the Fourth Proportional to 8,032.01, 11,078.45 and 4,888.40

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Solution

The fourth proportional to 8,032.01, 11,078.45 and 4,888.40 is: 6,742.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,032.01 : 11,078.45 = 4,888.40 : x
  2. Step 2: Convert to fraction form
    8,032.01/11,078.45 = 4,888.40/x
  3. Step 3: Cross multiply
    8,032.01x = 11,078.45 × 4,888.40
  4. Step 4: Simplify right side
    8,032.01x = 54,155,815.15
  5. Step 5: Solve for x
    x = 54,155,815.15/8,032.01
  6. Step 6: Final answer
    x = 6,742.50

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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.