Home / 2,531.22-3,492.55-1,860.08

Finding the Fourth Proportional to 2,531.22, 3,492.55 and 1,860.08

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Solution

The fourth proportional to 2,531.22, 3,492.55 and 1,860.08 is: 2,566.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.22 : 3,492.55 = 1,860.08 : x
  2. Step 2: Convert to fraction form
    2,531.22/3,492.55 = 1,860.08/x
  3. Step 3: Cross multiply
    2,531.22x = 3,492.55 × 1,860.08
  4. Step 4: Simplify right side
    2,531.22x = 6,496,407.27
  5. Step 5: Solve for x
    x = 6,496,407.27/2,531.22
  6. Step 6: Final answer
    x = 2,566.52

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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.