Home / 2,224.93-3,070.24-1,230.07

Finding the Fourth Proportional to 2,224.93, 3,070.24 and 1,230.07

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Solution

The fourth proportional to 2,224.93, 3,070.24 and 1,230.07 is: 1,697.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,224.93 : 3,070.24 = 1,230.07 : x
  2. Step 2: Convert to fraction form
    2,224.93/3,070.24 = 1,230.07/x
  3. Step 3: Cross multiply
    2,224.93x = 3,070.24 × 1,230.07
  4. Step 4: Simplify right side
    2,224.93x = 3,776,594.77
  5. Step 5: Solve for x
    x = 3,776,594.77/2,224.93
  6. Step 6: Final answer
    x = 1,697.40

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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.