Home / 4,770.12-7,139.64-4,598.88

Finding the Fourth Proportional to 4,770.12, 7,139.64 and 4,598.88

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Solution

The fourth proportional to 4,770.12, 7,139.64 and 4,598.88 is: 6,883.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,770.12 : 7,139.64 = 4,598.88 : x
  2. Step 2: Convert to fraction form
    4,770.12/7,139.64 = 4,598.88/x
  3. Step 3: Cross multiply
    4,770.12x = 7,139.64 × 4,598.88
  4. Step 4: Simplify right side
    4,770.12x = 32,834,347.60
  5. Step 5: Solve for x
    x = 32,834,347.60/4,770.12
  6. Step 6: Final answer
    x = 6,883.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.