Home / 3,807.37-5,710.99-1,210.27

Finding the Fourth Proportional to 3,807.37, 5,710.99 and 1,210.27

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Solution

The fourth proportional to 3,807.37, 5,710.99 and 1,210.27 is: 1,815.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,807.37 : 5,710.99 = 1,210.27 : x
  2. Step 2: Convert to fraction form
    3,807.37/5,710.99 = 1,210.27/x
  3. Step 3: Cross multiply
    3,807.37x = 5,710.99 × 1,210.27
  4. Step 4: Simplify right side
    3,807.37x = 6,911,808.29
  5. Step 5: Solve for x
    x = 6,911,808.29/3,807.37
  6. Step 6: Final answer
    x = 1,815.38

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1.5x scale

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.