Home / 2,966.47-4,426.67-2,572.81

Finding the Fourth Proportional to 2,966.47, 4,426.67 and 2,572.81

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Solution

The fourth proportional to 2,966.47, 4,426.67 and 2,572.81 is: 3,839.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.47 : 4,426.67 = 2,572.81 : x
  2. Step 2: Convert to fraction form
    2,966.47/4,426.67 = 2,572.81/x
  3. Step 3: Cross multiply
    2,966.47x = 4,426.67 × 2,572.81
  4. Step 4: Simplify right side
    2,966.47x = 11,388,980.84
  5. Step 5: Solve for x
    x = 11,388,980.84/2,966.47
  6. Step 6: Final answer
    x = 3,839.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.