Home / 4,191.81-6,284.53-2,547.91

Finding the Fourth Proportional to 4,191.81, 6,284.53 and 2,547.91

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Solution

The fourth proportional to 4,191.81, 6,284.53 and 2,547.91 is: 3,819.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191.81 : 6,284.53 = 2,547.91 : x
  2. Step 2: Convert to fraction form
    4,191.81/6,284.53 = 2,547.91/x
  3. Step 3: Cross multiply
    4,191.81x = 6,284.53 × 2,547.91
  4. Step 4: Simplify right side
    4,191.81x = 16,012,416.83
  5. Step 5: Solve for x
    x = 16,012,416.83/4,191.81
  6. Step 6: Final answer
    x = 3,819.93

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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.