Home / 5,582.12-8,386.26-5,266.90

Finding the Fourth Proportional to 5,582.12, 8,386.26 and 5,266.90

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Solution

The fourth proportional to 5,582.12, 8,386.26 and 5,266.90 is: 7,912.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,582.12 : 8,386.26 = 5,266.90 : x
  2. Step 2: Convert to fraction form
    5,582.12/8,386.26 = 5,266.90/x
  3. Step 3: Cross multiply
    5,582.12x = 8,386.26 × 5,266.90
  4. Step 4: Simplify right side
    5,582.12x = 44,169,592.79
  5. Step 5: Solve for x
    x = 44,169,592.79/5,582.12
  6. Step 6: Final answer
    x = 7,912.69

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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.