Home / 7,719.46-10,652.90-4,182.67

Finding the Fourth Proportional to 7,719.46, 10,652.90 and 4,182.67

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Solution

The fourth proportional to 7,719.46, 10,652.90 and 4,182.67 is: 5,772.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,719.46 : 10,652.90 = 4,182.67 : x
  2. Step 2: Convert to fraction form
    7,719.46/10,652.90 = 4,182.67/x
  3. Step 3: Cross multiply
    7,719.46x = 10,652.90 × 4,182.67
  4. Step 4: Simplify right side
    7,719.46x = 44,557,565.24
  5. Step 5: Solve for x
    x = 44,557,565.24/7,719.46
  6. Step 6: Final answer
    x = 5,772.11

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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.