Home / 1,832.90-2,530.58-1,435.05

Finding the Fourth Proportional to 1,832.90, 2,530.58 and 1,435.05

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Solution

The fourth proportional to 1,832.90, 2,530.58 and 1,435.05 is: 1,981.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832.90 : 2,530.58 = 1,435.05 : x
  2. Step 2: Convert to fraction form
    1,832.90/2,530.58 = 1,435.05/x
  3. Step 3: Cross multiply
    1,832.90x = 2,530.58 × 1,435.05
  4. Step 4: Simplify right side
    1,832.90x = 3,631,501.65
  5. Step 5: Solve for x
    x = 3,631,501.65/1,832.90
  6. Step 6: Final answer
    x = 1,981.29

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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.