Home / 5,424.21-7,482.71-3,652.74

Finding the Fourth Proportional to 5,424.21, 7,482.71 and 3,652.74

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Solution

The fourth proportional to 5,424.21, 7,482.71 and 3,652.74 is: 5,038.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.21 : 7,482.71 = 3,652.74 : x
  2. Step 2: Convert to fraction form
    5,424.21/7,482.71 = 3,652.74/x
  3. Step 3: Cross multiply
    5,424.21x = 7,482.71 × 3,652.74
  4. Step 4: Simplify right side
    5,424.21x = 27,332,403.26
  5. Step 5: Solve for x
    x = 27,332,403.26/5,424.21
  6. Step 6: Final answer
    x = 5,038.96

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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.