Home / 4,113.90-6,124.37-4,089.60

Finding the Fourth Proportional to 4,113.90, 6,124.37 and 4,089.60

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Solution

The fourth proportional to 4,113.90, 6,124.37 and 4,089.60 is: 6,088.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.90 : 6,124.37 = 4,089.60 : x
  2. Step 2: Convert to fraction form
    4,113.90/6,124.37 = 4,089.60/x
  3. Step 3: Cross multiply
    4,113.90x = 6,124.37 × 4,089.60
  4. Step 4: Simplify right side
    4,113.90x = 25,046,203.10
  5. Step 5: Solve for x
    x = 25,046,203.10/4,113.90
  6. Step 6: Final answer
    x = 6,088.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.