Home / 7,527.19-11,294.81-5,665.51

Finding the Fourth Proportional to 7,527.19, 11,294.81 and 5,665.51

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Solution

The fourth proportional to 7,527.19, 11,294.81 and 5,665.51 is: 8,501.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,527.19 : 11,294.81 = 5,665.51 : x
  2. Step 2: Convert to fraction form
    7,527.19/11,294.81 = 5,665.51/x
  3. Step 3: Cross multiply
    7,527.19x = 11,294.81 × 5,665.51
  4. Step 4: Simplify right side
    7,527.19x = 63,990,774.20
  5. Step 5: Solve for x
    x = 63,990,774.20/7,527.19
  6. Step 6: Final answer
    x = 8,501.28

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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.