Home / 9,030.56-13,547.44-3,190.56

Finding the Fourth Proportional to 9,030.56, 13,547.44 and 3,190.56

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Solution

The fourth proportional to 9,030.56, 13,547.44 and 3,190.56 is: 4,786.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,030.56 : 13,547.44 = 3,190.56 : x
  2. Step 2: Convert to fraction form
    9,030.56/13,547.44 = 3,190.56/x
  3. Step 3: Cross multiply
    9,030.56x = 13,547.44 × 3,190.56
  4. Step 4: Simplify right side
    9,030.56x = 43,223,920.17
  5. Step 5: Solve for x
    x = 43,223,920.17/9,030.56
  6. Step 6: Final answer
    x = 4,786.41

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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.