Home / 4,901.51-7,348.14-2,126.10

Finding the Fourth Proportional to 4,901.51, 7,348.14 and 2,126.10

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Solution

The fourth proportional to 4,901.51, 7,348.14 and 2,126.10 is: 3,187.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.51 : 7,348.14 = 2,126.10 : x
  2. Step 2: Convert to fraction form
    4,901.51/7,348.14 = 2,126.10/x
  3. Step 3: Cross multiply
    4,901.51x = 7,348.14 × 2,126.10
  4. Step 4: Simplify right side
    4,901.51x = 15,622,833.08
  5. Step 5: Solve for x
    x = 15,622,833.08/4,901.51
  6. Step 6: Final answer
    x = 3,187.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.