Home / 4,671.77-6,445-3,076.36

Finding the Fourth Proportional to 4,671.77, 6,445 and 3,076.36

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Solution

The fourth proportional to 4,671.77, 6,445 and 3,076.36 is: 4,244.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,671.77 : 6,445 = 3,076.36 : x
  2. Step 2: Convert to fraction form
    4,671.77/6,445 = 3,076.36/x
  3. Step 3: Cross multiply
    4,671.77x = 6,445 × 3,076.36
  4. Step 4: Simplify right side
    4,671.77x = 19,827,140.20
  5. Step 5: Solve for x
    x = 19,827,140.20/4,671.77
  6. Step 6: Final answer
    x = 4,244.03

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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.