Home / 7,938.74-10,946.48-5,063.63

Finding the Fourth Proportional to 7,938.74, 10,946.48 and 5,063.63

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Solution

The fourth proportional to 7,938.74, 10,946.48 and 5,063.63 is: 6,982.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,938.74 : 10,946.48 = 5,063.63 : x
  2. Step 2: Convert to fraction form
    7,938.74/10,946.48 = 5,063.63/x
  3. Step 3: Cross multiply
    7,938.74x = 10,946.48 × 5,063.63
  4. Step 4: Simplify right side
    7,938.74x = 55,428,924.52
  5. Step 5: Solve for x
    x = 55,428,924.52/7,938.74
  6. Step 6: Final answer
    x = 6,982.08

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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.