Home / 5,373.06-7,412.98-3,133.09

Finding the Fourth Proportional to 5,373.06, 7,412.98 and 3,133.09

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Solution

The fourth proportional to 5,373.06, 7,412.98 and 3,133.09 is: 4,322.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,373.06 : 7,412.98 = 3,133.09 : x
  2. Step 2: Convert to fraction form
    5,373.06/7,412.98 = 3,133.09/x
  3. Step 3: Cross multiply
    5,373.06x = 7,412.98 × 3,133.09
  4. Step 4: Simplify right side
    5,373.06x = 23,225,533.51
  5. Step 5: Solve for x
    x = 23,225,533.51/5,373.06
  6. Step 6: Final answer
    x = 4,322.59

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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.