Home / 3,065.02-4,230.24-1,739.50

Finding the Fourth Proportional to 3,065.02, 4,230.24 and 1,739.50

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Solution

The fourth proportional to 3,065.02, 4,230.24 and 1,739.50 is: 2,400.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,065.02 : 4,230.24 = 1,739.50 : x
  2. Step 2: Convert to fraction form
    3,065.02/4,230.24 = 1,739.50/x
  3. Step 3: Cross multiply
    3,065.02x = 4,230.24 × 1,739.50
  4. Step 4: Simplify right side
    3,065.02x = 7,358,502.48
  5. Step 5: Solve for x
    x = 7,358,502.48/3,065.02
  6. Step 6: Final answer
    x = 2,400.80

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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.