Home / 5,730.37-7,907.69-3,246.37

Finding the Fourth Proportional to 5,730.37, 7,907.69 and 3,246.37

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Solution

The fourth proportional to 5,730.37, 7,907.69 and 3,246.37 is: 4,479.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,730.37 : 7,907.69 = 3,246.37 : x
  2. Step 2: Convert to fraction form
    5,730.37/7,907.69 = 3,246.37/x
  3. Step 3: Cross multiply
    5,730.37x = 7,907.69 × 3,246.37
  4. Step 4: Simplify right side
    5,730.37x = 25,671,271.35
  5. Step 5: Solve for x
    x = 25,671,271.35/5,730.37
  6. Step 6: Final answer
    x = 4,479.86

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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.