Home / 4,890.66-7,289.61-4,852.40

Finding the Fourth Proportional to 4,890.66, 7,289.61 and 4,852.40

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Solution

The fourth proportional to 4,890.66, 7,289.61 and 4,852.40 is: 7,232.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890.66 : 7,289.61 = 4,852.40 : x
  2. Step 2: Convert to fraction form
    4,890.66/7,289.61 = 4,852.40/x
  3. Step 3: Cross multiply
    4,890.66x = 7,289.61 × 4,852.40
  4. Step 4: Simplify right side
    4,890.66x = 35,372,067.12
  5. Step 5: Solve for x
    x = 35,372,067.12/4,890.66
  6. Step 6: Final answer
    x = 7,232.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.