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Finding the Fourth Proportional to 1,835.37, 2,751.52 and 740.50

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Solution

The fourth proportional to 1,835.37, 2,751.52 and 740.50 is: 1,110.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835.37 : 2,751.52 = 740.50 : x
  2. Step 2: Convert to fraction form
    1,835.37/2,751.52 = 740.50/x
  3. Step 3: Cross multiply
    1,835.37x = 2,751.52 × 740.50
  4. Step 4: Simplify right side
    1,835.37x = 2,037,512.57
  5. Step 5: Solve for x
    x = 2,037,512.57/1,835.37
  6. Step 6: Final answer
    x = 1,110.14

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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.