Home / 7,916.48-11,875.32-2,369.42

Finding the Fourth Proportional to 7,916.48, 11,875.32 and 2,369.42

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Solution

The fourth proportional to 7,916.48, 11,875.32 and 2,369.42 is: 3,554.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,916.48 : 11,875.32 = 2,369.42 : x
  2. Step 2: Convert to fraction form
    7,916.48/11,875.32 = 2,369.42/x
  3. Step 3: Cross multiply
    7,916.48x = 11,875.32 × 2,369.42
  4. Step 4: Simplify right side
    7,916.48x = 28,137,561.34
  5. Step 5: Solve for x
    x = 28,137,561.34/7,916.48
  6. Step 6: Final answer
    x = 3,554.30

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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.