Home / 7,787.48-10,746.61-4,250.48

Finding the Fourth Proportional to 7,787.48, 10,746.61 and 4,250.48

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Solution

The fourth proportional to 7,787.48, 10,746.61 and 4,250.48 is: 5,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,787.48 : 10,746.61 = 4,250.48 : x
  2. Step 2: Convert to fraction form
    7,787.48/10,746.61 = 4,250.48/x
  3. Step 3: Cross multiply
    7,787.48x = 10,746.61 × 4,250.48
  4. Step 4: Simplify right side
    7,787.48x = 45,678,186.51
  5. Step 5: Solve for x
    x = 45,678,186.51/7,787.48
  6. Step 6: Final answer
    x = 5,865.60

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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.