Home / 3,312.09-4,968.14-1,580.31

Finding the Fourth Proportional to 3,312.09, 4,968.14 and 1,580.31

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Solution

The fourth proportional to 3,312.09, 4,968.14 and 1,580.31 is: 2,370.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.09 : 4,968.14 = 1,580.31 : x
  2. Step 2: Convert to fraction form
    3,312.09/4,968.14 = 1,580.31/x
  3. Step 3: Cross multiply
    3,312.09x = 4,968.14 × 1,580.31
  4. Step 4: Simplify right side
    3,312.09x = 7,851,193.42
  5. Step 5: Solve for x
    x = 7,851,193.42/3,312.09
  6. Step 6: Final answer
    x = 2,370.47

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Similar ratio
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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.