Home / 8,437.06-11,645.81-5,452.84

Finding the Fourth Proportional to 8,437.06, 11,645.81 and 5,452.84

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Solution

The fourth proportional to 8,437.06, 11,645.81 and 5,452.84 is: 7,526.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,437.06 : 11,645.81 = 5,452.84 : x
  2. Step 2: Convert to fraction form
    8,437.06/11,645.81 = 5,452.84/x
  3. Step 3: Cross multiply
    8,437.06x = 11,645.81 × 5,452.84
  4. Step 4: Simplify right side
    8,437.06x = 63,502,738.60
  5. Step 5: Solve for x
    x = 63,502,738.60/8,437.06
  6. Step 6: Final answer
    x = 7,526.64

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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.