Home / 7,036.43-9,709.40-4,011.99

Finding the Fourth Proportional to 7,036.43, 9,709.40 and 4,011.99

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Solution

The fourth proportional to 7,036.43, 9,709.40 and 4,011.99 is: 5,536.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,036.43 : 9,709.40 = 4,011.99 : x
  2. Step 2: Convert to fraction form
    7,036.43/9,709.40 = 4,011.99/x
  3. Step 3: Cross multiply
    7,036.43x = 9,709.40 × 4,011.99
  4. Step 4: Simplify right side
    7,036.43x = 38,953,995.65
  5. Step 5: Solve for x
    x = 38,953,995.65/7,036.43
  6. Step 6: Final answer
    x = 5,536.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.