Home / 4,230.98-6,347.08-1,309.52

Finding the Fourth Proportional to 4,230.98, 6,347.08 and 1,309.52

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Solution

The fourth proportional to 4,230.98, 6,347.08 and 1,309.52 is: 1,964.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.98 : 6,347.08 = 1,309.52 : x
  2. Step 2: Convert to fraction form
    4,230.98/6,347.08 = 1,309.52/x
  3. Step 3: Cross multiply
    4,230.98x = 6,347.08 × 1,309.52
  4. Step 4: Simplify right side
    4,230.98x = 8,311,628.20
  5. Step 5: Solve for x
    x = 8,311,628.20/4,230.98
  6. Step 6: Final answer
    x = 1,964.47

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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.