Home / 2,530.85-3,492.32-1,411.60

Finding the Fourth Proportional to 2,530.85, 3,492.32 and 1,411.60

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Solution

The fourth proportional to 2,530.85, 3,492.32 and 1,411.60 is: 1,947.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,530.85 : 3,492.32 = 1,411.60 : x
  2. Step 2: Convert to fraction form
    2,530.85/3,492.32 = 1,411.60/x
  3. Step 3: Cross multiply
    2,530.85x = 3,492.32 × 1,411.60
  4. Step 4: Simplify right side
    2,530.85x = 4,929,754.08
  5. Step 5: Solve for x
    x = 4,929,754.08/2,530.85
  6. Step 6: Final answer
    x = 1,947.86

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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.