Home / 3,515.64-5,266.98-2,539.32

Finding the Fourth Proportional to 3,515.64, 5,266.98 and 2,539.32

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Solution

The fourth proportional to 3,515.64, 5,266.98 and 2,539.32 is: 3,804.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.64 : 5,266.98 = 2,539.32 : x
  2. Step 2: Convert to fraction form
    3,515.64/5,266.98 = 2,539.32/x
  3. Step 3: Cross multiply
    3,515.64x = 5,266.98 × 2,539.32
  4. Step 4: Simplify right side
    3,515.64x = 13,374,547.65
  5. Step 5: Solve for x
    x = 13,374,547.65/3,515.64
  6. Step 6: Final answer
    x = 3,804.30

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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.