Home / 5,146.19-7,106.79-4,395.77

Finding the Fourth Proportional to 5,146.19, 7,106.79 and 4,395.77

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Solution

The fourth proportional to 5,146.19, 7,106.79 and 4,395.77 is: 6,070.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146.19 : 7,106.79 = 4,395.77 : x
  2. Step 2: Convert to fraction form
    5,146.19/7,106.79 = 4,395.77/x
  3. Step 3: Cross multiply
    5,146.19x = 7,106.79 × 4,395.77
  4. Step 4: Simplify right side
    5,146.19x = 31,239,810.07
  5. Step 5: Solve for x
    x = 31,239,810.07/5,146.19
  6. Step 6: Final answer
    x = 6,070.48

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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.