Home / 4,170.32-6,250.68-1,570.64

Finding the Fourth Proportional to 4,170.32, 6,250.68 and 1,570.64

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Solution

The fourth proportional to 4,170.32, 6,250.68 and 1,570.64 is: 2,354.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.32 : 6,250.68 = 1,570.64 : x
  2. Step 2: Convert to fraction form
    4,170.32/6,250.68 = 1,570.64/x
  3. Step 3: Cross multiply
    4,170.32x = 6,250.68 × 1,570.64
  4. Step 4: Simplify right side
    4,170.32x = 9,817,568.04
  5. Step 5: Solve for x
    x = 9,817,568.04/4,170.32
  6. Step 6: Final answer
    x = 2,354.15

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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.