Home / 7,556.71-10,416.54-6,437.29

Finding the Fourth Proportional to 7,556.71, 10,416.54 and 6,437.29

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Solution

The fourth proportional to 7,556.71, 10,416.54 and 6,437.29 is: 8,873.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,556.71 : 10,416.54 = 6,437.29 : x
  2. Step 2: Convert to fraction form
    7,556.71/10,416.54 = 6,437.29/x
  3. Step 3: Cross multiply
    7,556.71x = 10,416.54 × 6,437.29
  4. Step 4: Simplify right side
    7,556.71x = 67,054,288.78
  5. Step 5: Solve for x
    x = 67,054,288.78/7,556.71
  6. Step 6: Final answer
    x = 8,873.48

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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.