Home / 4,623.20-6,934.80-1,336.40

Finding the Fourth Proportional to 4,623.20, 6,934.80 and 1,336.40

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Solution

The fourth proportional to 4,623.20, 6,934.80 and 1,336.40 is: 2,004.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,623.20 : 6,934.80 = 1,336.40 : x
  2. Step 2: Convert to fraction form
    4,623.20/6,934.80 = 1,336.40/x
  3. Step 3: Cross multiply
    4,623.20x = 6,934.80 × 1,336.40
  4. Step 4: Simplify right side
    4,623.20x = 9,267,666.72
  5. Step 5: Solve for x
    x = 9,267,666.72/4,623.20
  6. Step 6: Final answer
    x = 2,004.60

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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.