Home / 1,816.37-2,506.56-1,070.36

Finding the Fourth Proportional to 1,816.37, 2,506.56 and 1,070.36

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Solution

The fourth proportional to 1,816.37, 2,506.56 and 1,070.36 is: 1,477.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816.37 : 2,506.56 = 1,070.36 : x
  2. Step 2: Convert to fraction form
    1,816.37/2,506.56 = 1,070.36/x
  3. Step 3: Cross multiply
    1,816.37x = 2,506.56 × 1,070.36
  4. Step 4: Simplify right side
    1,816.37x = 2,682,919.31
  5. Step 5: Solve for x
    x = 2,682,919.31/1,816.37
  6. Step 6: Final answer
    x = 1,477.08

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1.5x scale

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.