Home / 2,412.04-3,328.68-1,349.77

Finding the Fourth Proportional to 2,412.04, 3,328.68 and 1,349.77

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Solution

The fourth proportional to 2,412.04, 3,328.68 and 1,349.77 is: 1,862.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.04 : 3,328.68 = 1,349.77 : x
  2. Step 2: Convert to fraction form
    2,412.04/3,328.68 = 1,349.77/x
  3. Step 3: Cross multiply
    2,412.04x = 3,328.68 × 1,349.77
  4. Step 4: Simplify right side
    2,412.04x = 4,492,952.40
  5. Step 5: Solve for x
    x = 4,492,952.40/2,412.04
  6. Step 6: Final answer
    x = 1,862.72

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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.