Home / 5,426.16-7,487.80-3,068.16

Finding the Fourth Proportional to 5,426.16, 7,487.80 and 3,068.16

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Solution

The fourth proportional to 5,426.16, 7,487.80 and 3,068.16 is: 4,233.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426.16 : 7,487.80 = 3,068.16 : x
  2. Step 2: Convert to fraction form
    5,426.16/7,487.80 = 3,068.16/x
  3. Step 3: Cross multiply
    5,426.16x = 7,487.80 × 3,068.16
  4. Step 4: Simplify right side
    5,426.16x = 22,973,768.45
  5. Step 5: Solve for x
    x = 22,973,768.45/5,426.16
  6. Step 6: Final answer
    x = 4,233.89

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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.