Home / 1,880.24-2,595.91-1,208.35

Finding the Fourth Proportional to 1,880.24, 2,595.91 and 1,208.35

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Solution

The fourth proportional to 1,880.24, 2,595.91 and 1,208.35 is: 1,668.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880.24 : 2,595.91 = 1,208.35 : x
  2. Step 2: Convert to fraction form
    1,880.24/2,595.91 = 1,208.35/x
  3. Step 3: Cross multiply
    1,880.24x = 2,595.91 × 1,208.35
  4. Step 4: Simplify right side
    1,880.24x = 3,136,762.17
  5. Step 5: Solve for x
    x = 3,136,762.17/1,880.24
  6. Step 6: Final answer
    x = 1,668.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.