Home / 4,210.89-6,316.53-1,613.64

Finding the Fourth Proportional to 4,210.89, 6,316.53 and 1,613.64

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Solution

The fourth proportional to 4,210.89, 6,316.53 and 1,613.64 is: 2,420.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210.89 : 6,316.53 = 1,613.64 : x
  2. Step 2: Convert to fraction form
    4,210.89/6,316.53 = 1,613.64/x
  3. Step 3: Cross multiply
    4,210.89x = 6,316.53 × 1,613.64
  4. Step 4: Simplify right side
    4,210.89x = 10,192,605.47
  5. Step 5: Solve for x
    x = 10,192,605.47/4,210.89
  6. Step 6: Final answer
    x = 2,420.53

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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.