Home / 2,156.60-3,235.80-1,544.24

Finding the Fourth Proportional to 2,156.60, 3,235.80 and 1,544.24

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Solution

The fourth proportional to 2,156.60, 3,235.80 and 1,544.24 is: 2,317.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156.60 : 3,235.80 = 1,544.24 : x
  2. Step 2: Convert to fraction form
    2,156.60/3,235.80 = 1,544.24/x
  3. Step 3: Cross multiply
    2,156.60x = 3,235.80 × 1,544.24
  4. Step 4: Simplify right side
    2,156.60x = 4,996,851.79
  5. Step 5: Solve for x
    x = 4,996,851.79/2,156.60
  6. Step 6: Final answer
    x = 2,317.00

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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.