Home / 7,628.66-10,527.03-4,271.45

Finding the Fourth Proportional to 7,628.66, 10,527.03 and 4,271.45

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Solution

The fourth proportional to 7,628.66, 10,527.03 and 4,271.45 is: 5,894.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,628.66 : 10,527.03 = 4,271.45 : x
  2. Step 2: Convert to fraction form
    7,628.66/10,527.03 = 4,271.45/x
  3. Step 3: Cross multiply
    7,628.66x = 10,527.03 × 4,271.45
  4. Step 4: Simplify right side
    7,628.66x = 44,965,629.66
  5. Step 5: Solve for x
    x = 44,965,629.66/7,628.66
  6. Step 6: Final answer
    x = 5,894.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.