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Finding the Fourth Proportional to 5,568.71, 8,353.41 and 1,870.64

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Solution

The fourth proportional to 5,568.71, 8,353.41 and 1,870.64 is: 2,806.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,568.71 : 8,353.41 = 1,870.64 : x
  2. Step 2: Convert to fraction form
    5,568.71/8,353.41 = 1,870.64/x
  3. Step 3: Cross multiply
    5,568.71x = 8,353.41 × 1,870.64
  4. Step 4: Simplify right side
    5,568.71x = 15,626,222.88
  5. Step 5: Solve for x
    x = 15,626,222.88/5,568.71
  6. Step 6: Final answer
    x = 2,806.08

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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.