Home / 7,946.07-11,921.06-5,610.65

Finding the Fourth Proportional to 7,946.07, 11,921.06 and 5,610.65

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Solution

The fourth proportional to 7,946.07, 11,921.06 and 5,610.65 is: 8,417.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,946.07 : 11,921.06 = 5,610.65 : x
  2. Step 2: Convert to fraction form
    7,946.07/11,921.06 = 5,610.65/x
  3. Step 3: Cross multiply
    7,946.07x = 11,921.06 × 5,610.65
  4. Step 4: Simplify right side
    7,946.07x = 66,884,849.71
  5. Step 5: Solve for x
    x = 66,884,849.71/7,946.07
  6. Step 6: Final answer
    x = 8,417.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.