Home / 8,741.84-13,113.04-2,898.28

Finding the Fourth Proportional to 8,741.84, 13,113.04 and 2,898.28

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Solution

The fourth proportional to 8,741.84, 13,113.04 and 2,898.28 is: 4,347.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,741.84 : 13,113.04 = 2,898.28 : x
  2. Step 2: Convert to fraction form
    8,741.84/13,113.04 = 2,898.28/x
  3. Step 3: Cross multiply
    8,741.84x = 13,113.04 × 2,898.28
  4. Step 4: Simplify right side
    8,741.84x = 38,005,261.57
  5. Step 5: Solve for x
    x = 38,005,261.57/8,741.84
  6. Step 6: Final answer
    x = 4,347.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.