Home / 7,628.09-10,527.87-4,397.29

Finding the Fourth Proportional to 7,628.09, 10,527.87 and 4,397.29

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Solution

The fourth proportional to 7,628.09, 10,527.87 and 4,397.29 is: 6,068.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,628.09 : 10,527.87 = 4,397.29 : x
  2. Step 2: Convert to fraction form
    7,628.09/10,527.87 = 4,397.29/x
  3. Step 3: Cross multiply
    7,628.09x = 10,527.87 × 4,397.29
  4. Step 4: Simplify right side
    7,628.09x = 46,294,087.64
  5. Step 5: Solve for x
    x = 46,294,087.64/7,628.09
  6. Step 6: Final answer
    x = 6,068.90

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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.