Home / 7,935.87-10,946.55-5,106.93

Finding the Fourth Proportional to 7,935.87, 10,946.55 and 5,106.93

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Solution

The fourth proportional to 7,935.87, 10,946.55 and 5,106.93 is: 7,044.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,935.87 : 10,946.55 = 5,106.93 : x
  2. Step 2: Convert to fraction form
    7,935.87/10,946.55 = 5,106.93/x
  3. Step 3: Cross multiply
    7,935.87x = 10,946.55 × 5,106.93
  4. Step 4: Simplify right side
    7,935.87x = 55,903,239.06
  5. Step 5: Solve for x
    x = 55,903,239.06/7,935.87
  6. Step 6: Final answer
    x = 7,044.38

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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.