Home / 7,913.16-10,921.23-4,556.52

Finding the Fourth Proportional to 7,913.16, 10,921.23 and 4,556.52

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Solution

The fourth proportional to 7,913.16, 10,921.23 and 4,556.52 is: 6,288.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,913.16 : 10,921.23 = 4,556.52 : x
  2. Step 2: Convert to fraction form
    7,913.16/10,921.23 = 4,556.52/x
  3. Step 3: Cross multiply
    7,913.16x = 10,921.23 × 4,556.52
  4. Step 4: Simplify right side
    7,913.16x = 49,762,802.92
  5. Step 5: Solve for x
    x = 49,762,802.92/7,913.16
  6. Step 6: Final answer
    x = 6,288.61

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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.