Home / 10,518.16-15,764.26-5,834.20

Finding the Fourth Proportional to 10,518.16, 15,764.26 and 5,834.20

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Solution

The fourth proportional to 10,518.16, 15,764.26 and 5,834.20 is: 8,744.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,518.16 : 15,764.26 = 5,834.20 : x
  2. Step 2: Convert to fraction form
    10,518.16/15,764.26 = 5,834.20/x
  3. Step 3: Cross multiply
    10,518.16x = 15,764.26 × 5,834.20
  4. Step 4: Simplify right side
    10,518.16x = 91,971,845.69
  5. Step 5: Solve for x
    x = 91,971,845.69/10,518.16
  6. Step 6: Final answer
    x = 8,744.10

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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.