Home / 7,787.36-10,746.38-4,250.63

Finding the Fourth Proportional to 7,787.36, 10,746.38 and 4,250.63

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Solution

The fourth proportional to 7,787.36, 10,746.38 and 4,250.63 is: 5,865.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,787.36 : 10,746.38 = 4,250.63 : x
  2. Step 2: Convert to fraction form
    7,787.36/10,746.38 = 4,250.63/x
  3. Step 3: Cross multiply
    7,787.36x = 10,746.38 × 4,250.63
  4. Step 4: Simplify right side
    7,787.36x = 45,678,810.23
  5. Step 5: Solve for x
    x = 45,678,810.23/7,787.36
  6. Step 6: Final answer
    x = 5,865.77

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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.