Home / 4,152.52-6,228.56-1,230.40

Finding the Fourth Proportional to 4,152.52, 6,228.56 and 1,230.40

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Solution

The fourth proportional to 4,152.52, 6,228.56 and 1,230.40 is: 1,845.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.52 : 6,228.56 = 1,230.40 : x
  2. Step 2: Convert to fraction form
    4,152.52/6,228.56 = 1,230.40/x
  3. Step 3: Cross multiply
    4,152.52x = 6,228.56 × 1,230.40
  4. Step 4: Simplify right side
    4,152.52x = 7,663,620.22
  5. Step 5: Solve for x
    x = 7,663,620.22/4,152.52
  6. Step 6: Final answer
    x = 1,845.53

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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.