Home / 5,470.10-8,206.59-1,574.82

Finding the Fourth Proportional to 5,470.10, 8,206.59 and 1,574.82

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Solution

The fourth proportional to 5,470.10, 8,206.59 and 1,574.82 is: 2,362.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.10 : 8,206.59 = 1,574.82 : x
  2. Step 2: Convert to fraction form
    5,470.10/8,206.59 = 1,574.82/x
  3. Step 3: Cross multiply
    5,470.10x = 8,206.59 × 1,574.82
  4. Step 4: Simplify right side
    5,470.10x = 12,923,902.06
  5. Step 5: Solve for x
    x = 12,923,902.06/5,470.10
  6. Step 6: Final answer
    x = 2,362.64

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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.