Home / 5,526.45-8,271.45-4,287.15

Finding the Fourth Proportional to 5,526.45, 8,271.45 and 4,287.15

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Solution

The fourth proportional to 5,526.45, 8,271.45 and 4,287.15 is: 6,416.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,526.45 : 8,271.45 = 4,287.15 : x
  2. Step 2: Convert to fraction form
    5,526.45/8,271.45 = 4,287.15/x
  3. Step 3: Cross multiply
    5,526.45x = 8,271.45 × 4,287.15
  4. Step 4: Simplify right side
    5,526.45x = 35,460,946.87
  5. Step 5: Solve for x
    x = 35,460,946.87/5,526.45
  6. Step 6: Final answer
    x = 6,416.59

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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.