Home / 3,056.64-4,216.95-1,875.66

Finding the Fourth Proportional to 3,056.64, 4,216.95 and 1,875.66

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Solution

The fourth proportional to 3,056.64, 4,216.95 and 1,875.66 is: 2,587.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.64 : 4,216.95 = 1,875.66 : x
  2. Step 2: Convert to fraction form
    3,056.64/4,216.95 = 1,875.66/x
  3. Step 3: Cross multiply
    3,056.64x = 4,216.95 × 1,875.66
  4. Step 4: Simplify right side
    3,056.64x = 7,909,564.44
  5. Step 5: Solve for x
    x = 7,909,564.44/3,056.64
  6. Step 6: Final answer
    x = 2,587.67

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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.