Home / 5,484.96-7,569.40-3,127.04

Finding the Fourth Proportional to 5,484.96, 7,569.40 and 3,127.04

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Solution

The fourth proportional to 5,484.96, 7,569.40 and 3,127.04 is: 4,315.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,484.96 : 7,569.40 = 3,127.04 : x
  2. Step 2: Convert to fraction form
    5,484.96/7,569.40 = 3,127.04/x
  3. Step 3: Cross multiply
    5,484.96x = 7,569.40 × 3,127.04
  4. Step 4: Simplify right side
    5,484.96x = 23,669,816.58
  5. Step 5: Solve for x
    x = 23,669,816.58/5,484.96
  6. Step 6: Final answer
    x = 4,315.40

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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.