Home / 2,511.37-3,465.93-1,880.79

Finding the Fourth Proportional to 2,511.37, 3,465.93 and 1,880.79

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Solution

The fourth proportional to 2,511.37, 3,465.93 and 1,880.79 is: 2,595.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511.37 : 3,465.93 = 1,880.79 : x
  2. Step 2: Convert to fraction form
    2,511.37/3,465.93 = 1,880.79/x
  3. Step 3: Cross multiply
    2,511.37x = 3,465.93 × 1,880.79
  4. Step 4: Simplify right side
    2,511.37x = 6,518,686.48
  5. Step 5: Solve for x
    x = 6,518,686.48/2,511.37
  6. Step 6: Final answer
    x = 2,595.67

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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.