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Finding the Fourth Proportional to 1,762.91, 2,643.74 and 592.67

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Solution

The fourth proportional to 1,762.91, 2,643.74 and 592.67 is: 888.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762.91 : 2,643.74 = 592.67 : x
  2. Step 2: Convert to fraction form
    1,762.91/2,643.74 = 592.67/x
  3. Step 3: Cross multiply
    1,762.91x = 2,643.74 × 592.67
  4. Step 4: Simplify right side
    1,762.91x = 1,566,856.38
  5. Step 5: Solve for x
    x = 1,566,856.38/1,762.91
  6. Step 6: Final answer
    x = 888.79

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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.