Home / 2,285.02-3,427.71-1,130.50

Finding the Fourth Proportional to 2,285.02, 3,427.71 and 1,130.50

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Solution

The fourth proportional to 2,285.02, 3,427.71 and 1,130.50 is: 1,695.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285.02 : 3,427.71 = 1,130.50 : x
  2. Step 2: Convert to fraction form
    2,285.02/3,427.71 = 1,130.50/x
  3. Step 3: Cross multiply
    2,285.02x = 3,427.71 × 1,130.50
  4. Step 4: Simplify right side
    2,285.02x = 3,875,026.16
  5. Step 5: Solve for x
    x = 3,875,026.16/2,285.02
  6. Step 6: Final answer
    x = 1,695.84

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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.