Home / 2,328.75-3,214.08-1,334.07

Finding the Fourth Proportional to 2,328.75, 3,214.08 and 1,334.07

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Solution

The fourth proportional to 2,328.75, 3,214.08 and 1,334.07 is: 1,841.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,328.75 : 3,214.08 = 1,334.07 : x
  2. Step 2: Convert to fraction form
    2,328.75/3,214.08 = 1,334.07/x
  3. Step 3: Cross multiply
    2,328.75x = 3,214.08 × 1,334.07
  4. Step 4: Simplify right side
    2,328.75x = 4,287,807.71
  5. Step 5: Solve for x
    x = 4,287,807.71/2,328.75
  6. Step 6: Final answer
    x = 1,841.25

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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.