Home / 3,570.28-4,920.34-2,573.88

Finding the Fourth Proportional to 3,570.28, 4,920.34 and 2,573.88

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Solution

The fourth proportional to 3,570.28, 4,920.34 and 2,573.88 is: 3,547.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570.28 : 4,920.34 = 2,573.88 : x
  2. Step 2: Convert to fraction form
    3,570.28/4,920.34 = 2,573.88/x
  3. Step 3: Cross multiply
    3,570.28x = 4,920.34 × 2,573.88
  4. Step 4: Simplify right side
    3,570.28x = 12,664,364.72
  5. Step 5: Solve for x
    x = 12,664,364.72/3,570.28
  6. Step 6: Final answer
    x = 3,547.16

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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.