Home / 7,801.02-10,765.58-4,264.79

Finding the Fourth Proportional to 7,801.02, 10,765.58 and 4,264.79

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Solution

The fourth proportional to 7,801.02, 10,765.58 and 4,264.79 is: 5,885.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,801.02 : 10,765.58 = 4,264.79 : x
  2. Step 2: Convert to fraction form
    7,801.02/10,765.58 = 4,264.79/x
  3. Step 3: Cross multiply
    7,801.02x = 10,765.58 × 4,264.79
  4. Step 4: Simplify right side
    7,801.02x = 45,912,862.78
  5. Step 5: Solve for x
    x = 45,912,862.78/7,801.02
  6. Step 6: Final answer
    x = 5,885.49

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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.