Home / 5,490.53-8,237.10-1,792.77

Finding the Fourth Proportional to 5,490.53, 8,237.10 and 1,792.77

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Solution

The fourth proportional to 5,490.53, 8,237.10 and 1,792.77 is: 2,689.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490.53 : 8,237.10 = 1,792.77 : x
  2. Step 2: Convert to fraction form
    5,490.53/8,237.10 = 1,792.77/x
  3. Step 3: Cross multiply
    5,490.53x = 8,237.10 × 1,792.77
  4. Step 4: Simplify right side
    5,490.53x = 14,767,225.77
  5. Step 5: Solve for x
    x = 14,767,225.77/5,490.53
  6. Step 6: Final answer
    x = 2,689.58

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1.5x scale

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.