Home / 5,077.76-7,006.94-3,088.10

Finding the Fourth Proportional to 5,077.76, 7,006.94 and 3,088.10

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Solution

The fourth proportional to 5,077.76, 7,006.94 and 3,088.10 is: 4,261.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.76 : 7,006.94 = 3,088.10 : x
  2. Step 2: Convert to fraction form
    5,077.76/7,006.94 = 3,088.10/x
  3. Step 3: Cross multiply
    5,077.76x = 7,006.94 × 3,088.10
  4. Step 4: Simplify right side
    5,077.76x = 21,638,131.41
  5. Step 5: Solve for x
    x = 21,638,131.41/5,077.76
  6. Step 6: Final answer
    x = 4,261.35

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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.