Home / 4,230.04-6,345.15-1,308.34

Finding the Fourth Proportional to 4,230.04, 6,345.15 and 1,308.34

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Solution

The fourth proportional to 4,230.04, 6,345.15 and 1,308.34 is: 1,962.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.04 : 6,345.15 = 1,308.34 : x
  2. Step 2: Convert to fraction form
    4,230.04/6,345.15 = 1,308.34/x
  3. Step 3: Cross multiply
    4,230.04x = 6,345.15 × 1,308.34
  4. Step 4: Simplify right side
    4,230.04x = 8,301,613.55
  5. Step 5: Solve for x
    x = 8,301,613.55/4,230.04
  6. Step 6: Final answer
    x = 1,962.54

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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.