Home / 7,574.09-11,345.74-5,605.58

Finding the Fourth Proportional to 7,574.09, 11,345.74 and 5,605.58

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Solution

The fourth proportional to 7,574.09, 11,345.74 and 5,605.58 is: 8,396.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,574.09 : 11,345.74 = 5,605.58 : x
  2. Step 2: Convert to fraction form
    7,574.09/11,345.74 = 5,605.58/x
  3. Step 3: Cross multiply
    7,574.09x = 11,345.74 × 5,605.58
  4. Step 4: Simplify right side
    7,574.09x = 63,599,467.58
  5. Step 5: Solve for x
    x = 63,599,467.58/7,574.09
  6. Step 6: Final answer
    x = 8,396.98

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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.