Home / 5,050.41-6,970.02-2,812.79

Finding the Fourth Proportional to 5,050.41, 6,970.02 and 2,812.79

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Solution

The fourth proportional to 5,050.41, 6,970.02 and 2,812.79 is: 3,881.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,050.41 : 6,970.02 = 2,812.79 : x
  2. Step 2: Convert to fraction form
    5,050.41/6,970.02 = 2,812.79/x
  3. Step 3: Cross multiply
    5,050.41x = 6,970.02 × 2,812.79
  4. Step 4: Simplify right side
    5,050.41x = 19,605,167.71
  5. Step 5: Solve for x
    x = 19,605,167.71/5,050.41
  6. Step 6: Final answer
    x = 3,881.90

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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.