Home / 4,256.51-6,384.77-1,335.05

Finding the Fourth Proportional to 4,256.51, 6,384.77 and 1,335.05

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Solution

The fourth proportional to 4,256.51, 6,384.77 and 1,335.05 is: 2,002.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,256.51 : 6,384.77 = 1,335.05 : x
  2. Step 2: Convert to fraction form
    4,256.51/6,384.77 = 1,335.05/x
  3. Step 3: Cross multiply
    4,256.51x = 6,384.77 × 1,335.05
  4. Step 4: Simplify right side
    4,256.51x = 8,523,987.19
  5. Step 5: Solve for x
    x = 8,523,987.19/4,256.51
  6. Step 6: Final answer
    x = 2,002.58

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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.