Home / 1,582.15-2,369.95-1,384.57

Finding the Fourth Proportional to 1,582.15, 2,369.95 and 1,384.57

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Solution

The fourth proportional to 1,582.15, 2,369.95 and 1,384.57 is: 2,073.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582.15 : 2,369.95 = 1,384.57 : x
  2. Step 2: Convert to fraction form
    1,582.15/2,369.95 = 1,384.57/x
  3. Step 3: Cross multiply
    1,582.15x = 2,369.95 × 1,384.57
  4. Step 4: Simplify right side
    1,582.15x = 3,281,361.67
  5. Step 5: Solve for x
    x = 3,281,361.67/1,582.15
  6. Step 6: Final answer
    x = 2,073.99

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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.