Home / 4,077.48-6,117.68-2,515.67

Finding the Fourth Proportional to 4,077.48, 6,117.68 and 2,515.67

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Solution

The fourth proportional to 4,077.48, 6,117.68 and 2,515.67 is: 3,774.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.48 : 6,117.68 = 2,515.67 : x
  2. Step 2: Convert to fraction form
    4,077.48/6,117.68 = 2,515.67/x
  3. Step 3: Cross multiply
    4,077.48x = 6,117.68 × 2,515.67
  4. Step 4: Simplify right side
    4,077.48x = 15,390,033.46
  5. Step 5: Solve for x
    x = 15,390,033.46/4,077.48
  6. Step 6: Final answer
    x = 3,774.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.