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Finding the Fourth Proportional to 1,875.96, 2,814.48 and 1,740.96

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Solution

The fourth proportional to 1,875.96, 2,814.48 and 1,740.96 is: 2,611.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875.96 : 2,814.48 = 1,740.96 : x
  2. Step 2: Convert to fraction form
    1,875.96/2,814.48 = 1,740.96/x
  3. Step 3: Cross multiply
    1,875.96x = 2,814.48 × 1,740.96
  4. Step 4: Simplify right side
    1,875.96x = 4,899,897.10
  5. Step 5: Solve for x
    x = 4,899,897.10/1,875.96
  6. Step 6: Final answer
    x = 2,611.94

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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.