Home / 4,931.84-6,806.76-2,943.56

Finding the Fourth Proportional to 4,931.84, 6,806.76 and 2,943.56

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Solution

The fourth proportional to 4,931.84, 6,806.76 and 2,943.56 is: 4,062.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,931.84 : 6,806.76 = 2,943.56 : x
  2. Step 2: Convert to fraction form
    4,931.84/6,806.76 = 2,943.56/x
  3. Step 3: Cross multiply
    4,931.84x = 6,806.76 × 2,943.56
  4. Step 4: Simplify right side
    4,931.84x = 20,036,106.47
  5. Step 5: Solve for x
    x = 20,036,106.47/4,931.84
  6. Step 6: Final answer
    x = 4,062.60

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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.