Home / 1,860.65-2,771.57-1,762.04

Finding the Fourth Proportional to 1,860.65, 2,771.57 and 1,762.04

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Solution

The fourth proportional to 1,860.65, 2,771.57 and 1,762.04 is: 2,624.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860.65 : 2,771.57 = 1,762.04 : x
  2. Step 2: Convert to fraction form
    1,860.65/2,771.57 = 1,762.04/x
  3. Step 3: Cross multiply
    1,860.65x = 2,771.57 × 1,762.04
  4. Step 4: Simplify right side
    1,860.65x = 4,883,594.53
  5. Step 5: Solve for x
    x = 4,883,594.53/1,860.65
  6. Step 6: Final answer
    x = 2,624.68

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.