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Finding the Fourth Proportional to 1,875.58, 2,797.27 and 1,777.17

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Solution

The fourth proportional to 1,875.58, 2,797.27 and 1,777.17 is: 2,650.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875.58 : 2,797.27 = 1,777.17 : x
  2. Step 2: Convert to fraction form
    1,875.58/2,797.27 = 1,777.17/x
  3. Step 3: Cross multiply
    1,875.58x = 2,797.27 × 1,777.17
  4. Step 4: Simplify right side
    1,875.58x = 4,971,224.33
  5. Step 5: Solve for x
    x = 4,971,224.33/1,875.58
  6. Step 6: Final answer
    x = 2,650.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.