Home / 6,470.51-8,930.27-3,954.08

Finding the Fourth Proportional to 6,470.51, 8,930.27 and 3,954.08

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Solution

The fourth proportional to 6,470.51, 8,930.27 and 3,954.08 is: 5,457.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,470.51 : 8,930.27 = 3,954.08 : x
  2. Step 2: Convert to fraction form
    6,470.51/8,930.27 = 3,954.08/x
  3. Step 3: Cross multiply
    6,470.51x = 8,930.27 × 3,954.08
  4. Step 4: Simplify right side
    6,470.51x = 35,311,002.00
  5. Step 5: Solve for x
    x = 35,311,002.00/6,470.51
  6. Step 6: Final answer
    x = 5,457.22

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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.