Home / 6,900.84-9,525.33-4,068.06

Finding the Fourth Proportional to 6,900.84, 9,525.33 and 4,068.06

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Solution

The fourth proportional to 6,900.84, 9,525.33 and 4,068.06 is: 5,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900.84 : 9,525.33 = 4,068.06 : x
  2. Step 2: Convert to fraction form
    6,900.84/9,525.33 = 4,068.06/x
  3. Step 3: Cross multiply
    6,900.84x = 9,525.33 × 4,068.06
  4. Step 4: Simplify right side
    6,900.84x = 38,749,613.96
  5. Step 5: Solve for x
    x = 38,749,613.96/6,900.84
  6. Step 6: Final answer
    x = 5,615.20

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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.