Home / 4,597.60-6,896.40-1,310.80

Finding the Fourth Proportional to 4,597.60, 6,896.40 and 1,310.80

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Solution

The fourth proportional to 4,597.60, 6,896.40 and 1,310.80 is: 1,966.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,597.60 : 6,896.40 = 1,310.80 : x
  2. Step 2: Convert to fraction form
    4,597.60/6,896.40 = 1,310.80/x
  3. Step 3: Cross multiply
    4,597.60x = 6,896.40 × 1,310.80
  4. Step 4: Simplify right side
    4,597.60x = 9,039,801.12
  5. Step 5: Solve for x
    x = 9,039,801.12/4,597.60
  6. Step 6: Final answer
    x = 1,966.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.