Home / 5,527.30-8,278.80-4,555.30

Finding the Fourth Proportional to 5,527.30, 8,278.80 and 4,555.30

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Solution

The fourth proportional to 5,527.30, 8,278.80 and 4,555.30 is: 6,822.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.30 : 8,278.80 = 4,555.30 : x
  2. Step 2: Convert to fraction form
    5,527.30/8,278.80 = 4,555.30/x
  3. Step 3: Cross multiply
    5,527.30x = 8,278.80 × 4,555.30
  4. Step 4: Simplify right side
    5,527.30x = 37,712,417.64
  5. Step 5: Solve for x
    x = 37,712,417.64/5,527.30
  6. Step 6: Final answer
    x = 6,822.94

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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.