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Finding the Fourth Proportional to 1,925.84, 2,888.76 and 1,000.92

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Solution

The fourth proportional to 1,925.84, 2,888.76 and 1,000.92 is: 1,501.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925.84 : 2,888.76 = 1,000.92 : x
  2. Step 2: Convert to fraction form
    1,925.84/2,888.76 = 1,000.92/x
  3. Step 3: Cross multiply
    1,925.84x = 2,888.76 × 1,000.92
  4. Step 4: Simplify right side
    1,925.84x = 2,891,417.66
  5. Step 5: Solve for x
    x = 2,891,417.66/1,925.84
  6. Step 6: Final answer
    x = 1,501.38

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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.