Home / 9,612.79-14,419.62-2,948.81

Finding the Fourth Proportional to 9,612.79, 14,419.62 and 2,948.81

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Solution

The fourth proportional to 9,612.79, 14,419.62 and 2,948.81 is: 4,423.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,612.79 : 14,419.62 = 2,948.81 : x
  2. Step 2: Convert to fraction form
    9,612.79/14,419.62 = 2,948.81/x
  3. Step 3: Cross multiply
    9,612.79x = 14,419.62 × 2,948.81
  4. Step 4: Simplify right side
    9,612.79x = 42,520,647.55
  5. Step 5: Solve for x
    x = 42,520,647.55/9,612.79
  6. Step 6: Final answer
    x = 4,423.34

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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.