Home / 7,647.22-10,555.36-4,505.24

Finding the Fourth Proportional to 7,647.22, 10,555.36 and 4,505.24

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Solution

The fourth proportional to 7,647.22, 10,555.36 and 4,505.24 is: 6,218.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,647.22 : 10,555.36 = 4,505.24 : x
  2. Step 2: Convert to fraction form
    7,647.22/10,555.36 = 4,505.24/x
  3. Step 3: Cross multiply
    7,647.22x = 10,555.36 × 4,505.24
  4. Step 4: Simplify right side
    7,647.22x = 47,554,430.09
  5. Step 5: Solve for x
    x = 47,554,430.09/7,647.22
  6. Step 6: Final answer
    x = 6,218.53

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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.