Home / 9,015.72-13,533.30-7,570.68

Finding the Fourth Proportional to 9,015.72, 13,533.30 and 7,570.68

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Solution

The fourth proportional to 9,015.72, 13,533.30 and 7,570.68 is: 11,364.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,015.72 : 13,533.30 = 7,570.68 : x
  2. Step 2: Convert to fraction form
    9,015.72/13,533.30 = 7,570.68/x
  3. Step 3: Cross multiply
    9,015.72x = 13,533.30 × 7,570.68
  4. Step 4: Simplify right side
    9,015.72x = 102,456,283.64
  5. Step 5: Solve for x
    x = 102,456,283.64/9,015.72
  6. Step 6: Final answer
    x = 11,364.18

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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.