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Finding the Fourth Proportional to 1,924.77, 2,887.91 and 1,000.91

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Solution

The fourth proportional to 1,924.77, 2,887.91 and 1,000.91 is: 1,501.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.77 : 2,887.91 = 1,000.91 : x
  2. Step 2: Convert to fraction form
    1,924.77/2,887.91 = 1,000.91/x
  3. Step 3: Cross multiply
    1,924.77x = 2,887.91 × 1,000.91
  4. Step 4: Simplify right side
    1,924.77x = 2,890,526.06
  5. Step 5: Solve for x
    x = 2,890,526.06/1,924.77
  6. Step 6: Final answer
    x = 1,501.75

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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.