Home / 7,036.11-9,708.57-4,011.21

Finding the Fourth Proportional to 7,036.11, 9,708.57 and 4,011.21

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Solution

The fourth proportional to 7,036.11, 9,708.57 and 4,011.21 is: 5,534.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,036.11 : 9,708.57 = 4,011.21 : x
  2. Step 2: Convert to fraction form
    7,036.11/9,708.57 = 4,011.21/x
  3. Step 3: Cross multiply
    7,036.11x = 9,708.57 × 4,011.21
  4. Step 4: Simplify right side
    7,036.11x = 38,943,113.07
  5. Step 5: Solve for x
    x = 38,943,113.07/7,036.11
  6. Step 6: Final answer
    x = 5,534.75

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1.5x scale

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.