Home / 2,495.68-3,445.70-1,927.50

Finding the Fourth Proportional to 2,495.68, 3,445.70 and 1,927.50

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Solution

The fourth proportional to 2,495.68, 3,445.70 and 1,927.50 is: 2,661.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,495.68 : 3,445.70 = 1,927.50 : x
  2. Step 2: Convert to fraction form
    2,495.68/3,445.70 = 1,927.50/x
  3. Step 3: Cross multiply
    2,495.68x = 3,445.70 × 1,927.50
  4. Step 4: Simplify right side
    2,495.68x = 6,641,586.75
  5. Step 5: Solve for x
    x = 6,641,586.75/2,495.68
  6. Step 6: Final answer
    x = 2,661.23

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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.