Home / 7,556.77-10,430.40-4,904.02

Finding the Fourth Proportional to 7,556.77, 10,430.40 and 4,904.02

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Solution

The fourth proportional to 7,556.77, 10,430.40 and 4,904.02 is: 6,768.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,556.77 : 10,430.40 = 4,904.02 : x
  2. Step 2: Convert to fraction form
    7,556.77/10,430.40 = 4,904.02/x
  3. Step 3: Cross multiply
    7,556.77x = 10,430.40 × 4,904.02
  4. Step 4: Simplify right side
    7,556.77x = 51,150,890.21
  5. Step 5: Solve for x
    x = 51,150,890.21/7,556.77
  6. Step 6: Final answer
    x = 6,768.88

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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.