Home / 6,117.54-8,432.37-4,127.46

Finding the Fourth Proportional to 6,117.54, 8,432.37 and 4,127.46

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Solution

The fourth proportional to 6,117.54, 8,432.37 and 4,127.46 is: 5,689.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.54 : 8,432.37 = 4,127.46 : x
  2. Step 2: Convert to fraction form
    6,117.54/8,432.37 = 4,127.46/x
  3. Step 3: Cross multiply
    6,117.54x = 8,432.37 × 4,127.46
  4. Step 4: Simplify right side
    6,117.54x = 34,804,269.88
  5. Step 5: Solve for x
    x = 34,804,269.88/6,117.54
  6. Step 6: Final answer
    x = 5,689.26

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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.