Home / 3,031.58-4,547.28-1,083.62

Finding the Fourth Proportional to 3,031.58, 4,547.28 and 1,083.62

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Solution

The fourth proportional to 3,031.58, 4,547.28 and 1,083.62 is: 1,625.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.58 : 4,547.28 = 1,083.62 : x
  2. Step 2: Convert to fraction form
    3,031.58/4,547.28 = 1,083.62/x
  3. Step 3: Cross multiply
    3,031.58x = 4,547.28 × 1,083.62
  4. Step 4: Simplify right side
    3,031.58x = 4,927,523.55
  5. Step 5: Solve for x
    x = 4,927,523.55/3,031.58
  6. Step 6: Final answer
    x = 1,625.40

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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.