Home / 4,663.20-6,435.52-2,674.40

Finding the Fourth Proportional to 4,663.20, 6,435.52 and 2,674.40

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Solution

The fourth proportional to 4,663.20, 6,435.52 and 2,674.40 is: 3,690.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,663.20 : 6,435.52 = 2,674.40 : x
  2. Step 2: Convert to fraction form
    4,663.20/6,435.52 = 2,674.40/x
  3. Step 3: Cross multiply
    4,663.20x = 6,435.52 × 2,674.40
  4. Step 4: Simplify right side
    4,663.20x = 17,211,154.69
  5. Step 5: Solve for x
    x = 17,211,154.69/4,663.20
  6. Step 6: Final answer
    x = 3,690.85

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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.