Home / 7,556.86-10,430.14-4,200.83

Finding the Fourth Proportional to 7,556.86, 10,430.14 and 4,200.83

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Solution

The fourth proportional to 7,556.86, 10,430.14 and 4,200.83 is: 5,798.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,556.86 : 10,430.14 = 4,200.83 : x
  2. Step 2: Convert to fraction form
    7,556.86/10,430.14 = 4,200.83/x
  3. Step 3: Cross multiply
    7,556.86x = 10,430.14 × 4,200.83
  4. Step 4: Simplify right side
    7,556.86x = 43,815,245.02
  5. Step 5: Solve for x
    x = 43,815,245.02/7,556.86
  6. Step 6: Final answer
    x = 5,798.08

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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.