Home / 7,284.10-10,052.09-4,140.10

Finding the Fourth Proportional to 7,284.10, 10,052.09 and 4,140.10

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Solution

The fourth proportional to 7,284.10, 10,052.09 and 4,140.10 is: 5,713.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.10 : 10,052.09 = 4,140.10 : x
  2. Step 2: Convert to fraction form
    7,284.10/10,052.09 = 4,140.10/x
  3. Step 3: Cross multiply
    7,284.10x = 10,052.09 × 4,140.10
  4. Step 4: Simplify right side
    7,284.10x = 41,616,657.81
  5. Step 5: Solve for x
    x = 41,616,657.81/7,284.10
  6. Step 6: Final answer
    x = 5,713.36

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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.