Home / 7,913.86-10,923.28-4,927.93

Finding the Fourth Proportional to 7,913.86, 10,923.28 and 4,927.93

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Solution

The fourth proportional to 7,913.86, 10,923.28 and 4,927.93 is: 6,801.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,913.86 : 10,923.28 = 4,927.93 : x
  2. Step 2: Convert to fraction form
    7,913.86/10,923.28 = 4,927.93/x
  3. Step 3: Cross multiply
    7,913.86x = 10,923.28 × 4,927.93
  4. Step 4: Simplify right side
    7,913.86x = 53,829,119.58
  5. Step 5: Solve for x
    x = 53,829,119.58/7,913.86
  6. Step 6: Final answer
    x = 6,801.88

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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.