Home / 5,585.29-8,378.24-4,020.98

Finding the Fourth Proportional to 5,585.29, 8,378.24 and 4,020.98

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Solution

The fourth proportional to 5,585.29, 8,378.24 and 4,020.98 is: 6,031.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585.29 : 8,378.24 = 4,020.98 : x
  2. Step 2: Convert to fraction form
    5,585.29/8,378.24 = 4,020.98/x
  3. Step 3: Cross multiply
    5,585.29x = 8,378.24 × 4,020.98
  4. Step 4: Simplify right side
    5,585.29x = 33,688,673.48
  5. Step 5: Solve for x
    x = 33,688,673.48/5,585.29
  6. Step 6: Final answer
    x = 6,031.68

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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.