Home / 6,250.77-8,631.36-4,017.60

Finding the Fourth Proportional to 6,250.77, 8,631.36 and 4,017.60

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Solution

The fourth proportional to 6,250.77, 8,631.36 and 4,017.60 is: 5,547.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,250.77 : 8,631.36 = 4,017.60 : x
  2. Step 2: Convert to fraction form
    6,250.77/8,631.36 = 4,017.60/x
  3. Step 3: Cross multiply
    6,250.77x = 8,631.36 × 4,017.60
  4. Step 4: Simplify right side
    6,250.77x = 34,677,351.94
  5. Step 5: Solve for x
    x = 34,677,351.94/6,250.77
  6. Step 6: Final answer
    x = 5,547.69

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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.