Home / 5,684.13-8,527.05-1,988.55

Finding the Fourth Proportional to 5,684.13, 8,527.05 and 1,988.55

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Solution

The fourth proportional to 5,684.13, 8,527.05 and 1,988.55 is: 2,983.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,684.13 : 8,527.05 = 1,988.55 : x
  2. Step 2: Convert to fraction form
    5,684.13/8,527.05 = 1,988.55/x
  3. Step 3: Cross multiply
    5,684.13x = 8,527.05 × 1,988.55
  4. Step 4: Simplify right side
    5,684.13x = 16,956,465.28
  5. Step 5: Solve for x
    x = 16,956,465.28/5,684.13
  6. Step 6: Final answer
    x = 2,983.12

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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.