Home / 7,856.08-10,841.46-4,271.02

Finding the Fourth Proportional to 7,856.08, 10,841.46 and 4,271.02

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Solution

The fourth proportional to 7,856.08, 10,841.46 and 4,271.02 is: 5,894.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,856.08 : 10,841.46 = 4,271.02 : x
  2. Step 2: Convert to fraction form
    7,856.08/10,841.46 = 4,271.02/x
  3. Step 3: Cross multiply
    7,856.08x = 10,841.46 × 4,271.02
  4. Step 4: Simplify right side
    7,856.08x = 46,304,092.49
  5. Step 5: Solve for x
    x = 46,304,092.49/7,856.08
  6. Step 6: Final answer
    x = 5,894.05

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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.