Home / 5,774.46-8,666.55-2,490

Finding the Fourth Proportional to 5,774.46, 8,666.55 and 2,490

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Solution

The fourth proportional to 5,774.46, 8,666.55 and 2,490 is: 3,737.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,774.46 : 8,666.55 = 2,490 : x
  2. Step 2: Convert to fraction form
    5,774.46/8,666.55 = 2,490/x
  3. Step 3: Cross multiply
    5,774.46x = 8,666.55 × 2,490
  4. Step 4: Simplify right side
    5,774.46x = 21,579,709.50
  5. Step 5: Solve for x
    x = 21,579,709.50/5,774.46
  6. Step 6: Final answer
    x = 3,737.10

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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.