Home / 1,666.53-2,299.59-1,037.16

Finding the Fourth Proportional to 1,666.53, 2,299.59 and 1,037.16

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Solution

The fourth proportional to 1,666.53, 2,299.59 and 1,037.16 is: 1,431.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666.53 : 2,299.59 = 1,037.16 : x
  2. Step 2: Convert to fraction form
    1,666.53/2,299.59 = 1,037.16/x
  3. Step 3: Cross multiply
    1,666.53x = 2,299.59 × 1,037.16
  4. Step 4: Simplify right side
    1,666.53x = 2,385,042.76
  5. Step 5: Solve for x
    x = 2,385,042.76/1,666.53
  6. Step 6: Final answer
    x = 1,431.14

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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.