Home / 3,312.26-4,570.92-1,840.26

Finding the Fourth Proportional to 3,312.26, 4,570.92 and 1,840.26

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Solution

The fourth proportional to 3,312.26, 4,570.92 and 1,840.26 is: 2,539.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.26 : 4,570.92 = 1,840.26 : x
  2. Step 2: Convert to fraction form
    3,312.26/4,570.92 = 1,840.26/x
  3. Step 3: Cross multiply
    3,312.26x = 4,570.92 × 1,840.26
  4. Step 4: Simplify right side
    3,312.26x = 8,411,681.24
  5. Step 5: Solve for x
    x = 8,411,681.24/3,312.26
  6. Step 6: Final answer
    x = 2,539.56

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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.