Home / 7,719.41-10,652.76-4,182.62

Finding the Fourth Proportional to 7,719.41, 10,652.76 and 4,182.62

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Solution

The fourth proportional to 7,719.41, 10,652.76 and 4,182.62 is: 5,772.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,719.41 : 10,652.76 = 4,182.62 : x
  2. Step 2: Convert to fraction form
    7,719.41/10,652.76 = 4,182.62/x
  3. Step 3: Cross multiply
    7,719.41x = 10,652.76 × 4,182.62
  4. Step 4: Simplify right side
    7,719.41x = 44,556,393.77
  5. Step 5: Solve for x
    x = 44,556,393.77/7,719.41
  6. Step 6: Final answer
    x = 5,772.00

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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.