Home / 7,638.25-10,541.14-4,768.68

Finding the Fourth Proportional to 7,638.25, 10,541.14 and 4,768.68

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Solution

The fourth proportional to 7,638.25, 10,541.14 and 4,768.68 is: 6,581.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,638.25 : 10,541.14 = 4,768.68 : x
  2. Step 2: Convert to fraction form
    7,638.25/10,541.14 = 4,768.68/x
  3. Step 3: Cross multiply
    7,638.25x = 10,541.14 × 4,768.68
  4. Step 4: Simplify right side
    7,638.25x = 50,267,270.79
  5. Step 5: Solve for x
    x = 50,267,270.79/7,638.25
  6. Step 6: Final answer
    x = 6,581.00

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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.