Home / 5,527.10-8,290.77-1,423.10

Finding the Fourth Proportional to 5,527.10, 8,290.77 and 1,423.10

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Solution

The fourth proportional to 5,527.10, 8,290.77 and 1,423.10 is: 2,134.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.10 : 8,290.77 = 1,423.10 : x
  2. Step 2: Convert to fraction form
    5,527.10/8,290.77 = 1,423.10/x
  3. Step 3: Cross multiply
    5,527.10x = 8,290.77 × 1,423.10
  4. Step 4: Simplify right side
    5,527.10x = 11,798,594.79
  5. Step 5: Solve for x
    x = 11,798,594.79/5,527.10
  6. Step 6: Final answer
    x = 2,134.68

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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.