Home / 6,470.20-8,927.39-4,680.31

Finding the Fourth Proportional to 6,470.20, 8,927.39 and 4,680.31

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Solution

The fourth proportional to 6,470.20, 8,927.39 and 4,680.31 is: 6,457.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,470.20 : 8,927.39 = 4,680.31 : x
  2. Step 2: Convert to fraction form
    6,470.20/8,927.39 = 4,680.31/x
  3. Step 3: Cross multiply
    6,470.20x = 8,927.39 × 4,680.31
  4. Step 4: Simplify right side
    6,470.20x = 41,782,952.69
  5. Step 5: Solve for x
    x = 41,782,952.69/6,470.20
  6. Step 6: Final answer
    x = 6,457.75

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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.