Home / 6,528.79-9,009.66-3,544.67

Finding the Fourth Proportional to 6,528.79, 9,009.66 and 3,544.67

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Solution

The fourth proportional to 6,528.79, 9,009.66 and 3,544.67 is: 4,891.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,528.79 : 9,009.66 = 3,544.67 : x
  2. Step 2: Convert to fraction form
    6,528.79/9,009.66 = 3,544.67/x
  3. Step 3: Cross multiply
    6,528.79x = 9,009.66 × 3,544.67
  4. Step 4: Simplify right side
    6,528.79x = 31,936,271.51
  5. Step 5: Solve for x
    x = 31,936,271.51/6,528.79
  6. Step 6: Final answer
    x = 4,891.61

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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.