Home / 10,362.70-15,547.68-4,519.75

Finding the Fourth Proportional to 10,362.70, 15,547.68 and 4,519.75

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Solution

The fourth proportional to 10,362.70, 15,547.68 and 4,519.75 is: 6,781.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,362.70 : 15,547.68 = 4,519.75 : x
  2. Step 2: Convert to fraction form
    10,362.70/15,547.68 = 4,519.75/x
  3. Step 3: Cross multiply
    10,362.70x = 15,547.68 × 4,519.75
  4. Step 4: Simplify right side
    10,362.70x = 70,271,626.68
  5. Step 5: Solve for x
    x = 70,271,626.68/10,362.70
  6. Step 6: Final answer
    x = 6,781.21

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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.