Home / 1,477.09-2,037.99-1,197.10

Finding the Fourth Proportional to 1,477.09, 2,037.99 and 1,197.10

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Solution

The fourth proportional to 1,477.09, 2,037.99 and 1,197.10 is: 1,651.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477.09 : 2,037.99 = 1,197.10 : x
  2. Step 2: Convert to fraction form
    1,477.09/2,037.99 = 1,197.10/x
  3. Step 3: Cross multiply
    1,477.09x = 2,037.99 × 1,197.10
  4. Step 4: Simplify right side
    1,477.09x = 2,439,677.83
  5. Step 5: Solve for x
    x = 2,439,677.83/1,477.09
  6. Step 6: Final answer
    x = 1,651.68

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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.