Home / 4,012.89-6,019.59-1,547.72

Finding the Fourth Proportional to 4,012.89, 6,019.59 and 1,547.72

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Solution

The fourth proportional to 4,012.89, 6,019.59 and 1,547.72 is: 2,321.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012.89 : 6,019.59 = 1,547.72 : x
  2. Step 2: Convert to fraction form
    4,012.89/6,019.59 = 1,547.72/x
  3. Step 3: Cross multiply
    4,012.89x = 6,019.59 × 1,547.72
  4. Step 4: Simplify right side
    4,012.89x = 9,316,609.74
  5. Step 5: Solve for x
    x = 9,316,609.74/4,012.89
  6. Step 6: Final answer
    x = 2,321.67

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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.