Home / 7,810.24-10,783.47-5,794.18

Finding the Fourth Proportional to 7,810.24, 10,783.47 and 5,794.18

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Solution

The fourth proportional to 7,810.24, 10,783.47 and 5,794.18 is: 7,999.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,810.24 : 10,783.47 = 5,794.18 : x
  2. Step 2: Convert to fraction form
    7,810.24/10,783.47 = 5,794.18/x
  3. Step 3: Cross multiply
    7,810.24x = 10,783.47 × 5,794.18
  4. Step 4: Simplify right side
    7,810.24x = 62,481,366.20
  5. Step 5: Solve for x
    x = 62,481,366.20/7,810.24
  6. Step 6: Final answer
    x = 7,999.93

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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.