Home / 7,041.10-9,716.70-3,810.92

Finding the Fourth Proportional to 7,041.10, 9,716.70 and 3,810.92

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Solution

The fourth proportional to 7,041.10, 9,716.70 and 3,810.92 is: 5,259.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,041.10 : 9,716.70 = 3,810.92 : x
  2. Step 2: Convert to fraction form
    7,041.10/9,716.70 = 3,810.92/x
  3. Step 3: Cross multiply
    7,041.10x = 9,716.70 × 3,810.92
  4. Step 4: Simplify right side
    7,041.10x = 37,029,498.73
  5. Step 5: Solve for x
    x = 37,029,498.73/7,041.10
  6. Step 6: Final answer
    x = 5,259.05

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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.