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Finding the Fourth Proportional to 4,894, 7,341.10 and 1,607.36

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Solution

The fourth proportional to 4,894, 7,341.10 and 1,607.36 is: 2,411.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,894 : 7,341.10 = 1,607.36 : x
  2. Step 2: Convert to fraction form
    4,894/7,341.10 = 1,607.36/x
  3. Step 3: Cross multiply
    4,894x = 7,341.10 × 1,607.36
  4. Step 4: Simplify right side
    4,894x = 11,799,790.50
  5. Step 5: Solve for x
    x = 11,799,790.50/4,894
  6. Step 6: Final answer
    x = 2,411.07

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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.