Home / 2,328.02-3,212.40-1,333.24

Finding the Fourth Proportional to 2,328.02, 3,212.40 and 1,333.24

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Solution

The fourth proportional to 2,328.02, 3,212.40 and 1,333.24 is: 1,839.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,328.02 : 3,212.40 = 1,333.24 : x
  2. Step 2: Convert to fraction form
    2,328.02/3,212.40 = 1,333.24/x
  3. Step 3: Cross multiply
    2,328.02x = 3,212.40 × 1,333.24
  4. Step 4: Simplify right side
    2,328.02x = 4,282,900.18
  5. Step 5: Solve for x
    x = 4,282,900.18/2,328.02
  6. Step 6: Final answer
    x = 1,839.72

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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.