Home / 2,354.80-3,532.38-1,056.40

Finding the Fourth Proportional to 2,354.80, 3,532.38 and 1,056.40

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Solution

The fourth proportional to 2,354.80, 3,532.38 and 1,056.40 is: 1,584.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,354.80 : 3,532.38 = 1,056.40 : x
  2. Step 2: Convert to fraction form
    2,354.80/3,532.38 = 1,056.40/x
  3. Step 3: Cross multiply
    2,354.80x = 3,532.38 × 1,056.40
  4. Step 4: Simplify right side
    2,354.80x = 3,731,606.23
  5. Step 5: Solve for x
    x = 3,731,606.23/2,354.80
  6. Step 6: Final answer
    x = 1,584.68

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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.