Home / 1,573.99-2,172.57-1,050.02

Finding the Fourth Proportional to 1,573.99, 2,172.57 and 1,050.02

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Solution

The fourth proportional to 1,573.99, 2,172.57 and 1,050.02 is: 1,449.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573.99 : 2,172.57 = 1,050.02 : x
  2. Step 2: Convert to fraction form
    1,573.99/2,172.57 = 1,050.02/x
  3. Step 3: Cross multiply
    1,573.99x = 2,172.57 × 1,050.02
  4. Step 4: Simplify right side
    1,573.99x = 2,281,244.76
  5. Step 5: Solve for x
    x = 2,281,244.76/1,573.99
  6. Step 6: Final answer
    x = 1,449.34

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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.