Home / 4,647.27-6,969.42-1,526.55

Finding the Fourth Proportional to 4,647.27, 6,969.42 and 1,526.55

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Solution

The fourth proportional to 4,647.27, 6,969.42 and 1,526.55 is: 2,289.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,647.27 : 6,969.42 = 1,526.55 : x
  2. Step 2: Convert to fraction form
    4,647.27/6,969.42 = 1,526.55/x
  3. Step 3: Cross multiply
    4,647.27x = 6,969.42 × 1,526.55
  4. Step 4: Simplify right side
    4,647.27x = 10,639,153.53
  5. Step 5: Solve for x
    x = 10,639,153.53/4,647.27
  6. Step 6: Final answer
    x = 2,289.34

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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.