Home / 7,628.36-10,527.30-5,394.24

Finding the Fourth Proportional to 7,628.36, 10,527.30 and 5,394.24

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Solution

The fourth proportional to 7,628.36, 10,527.30 and 5,394.24 is: 7,444.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,628.36 : 10,527.30 = 5,394.24 : x
  2. Step 2: Convert to fraction form
    7,628.36/10,527.30 = 5,394.24/x
  3. Step 3: Cross multiply
    7,628.36x = 10,527.30 × 5,394.24
  4. Step 4: Simplify right side
    7,628.36x = 56,786,782.75
  5. Step 5: Solve for x
    x = 56,786,782.75/7,628.36
  6. Step 6: Final answer
    x = 7,444.17

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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.