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Finding the Fourth Proportional to 1,925.97, 2,888.94 and 1,001.05

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Solution

The fourth proportional to 1,925.97, 2,888.94 and 1,001.05 is: 1,501.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925.97 : 2,888.94 = 1,001.05 : x
  2. Step 2: Convert to fraction form
    1,925.97/2,888.94 = 1,001.05/x
  3. Step 3: Cross multiply
    1,925.97x = 2,888.94 × 1,001.05
  4. Step 4: Simplify right side
    1,925.97x = 2,891,973.39
  5. Step 5: Solve for x
    x = 2,891,973.39/1,925.97
  6. Step 6: Final answer
    x = 1,501.57

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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.