Home / 1,598.04-2,393.55-1,289.16

Finding the Fourth Proportional to 1,598.04, 2,393.55 and 1,289.16

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Solution

The fourth proportional to 1,598.04, 2,393.55 and 1,289.16 is: 1,930.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598.04 : 2,393.55 = 1,289.16 : x
  2. Step 2: Convert to fraction form
    1,598.04/2,393.55 = 1,289.16/x
  3. Step 3: Cross multiply
    1,598.04x = 2,393.55 × 1,289.16
  4. Step 4: Simplify right side
    1,598.04x = 3,085,668.92
  5. Step 5: Solve for x
    x = 3,085,668.92/1,598.04
  6. Step 6: Final answer
    x = 1,930.91

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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.