Home / 4,686.24-7,030.12-1,764.76

Finding the Fourth Proportional to 4,686.24, 7,030.12 and 1,764.76

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Solution

The fourth proportional to 4,686.24, 7,030.12 and 1,764.76 is: 2,647.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,686.24 : 7,030.12 = 1,764.76 : x
  2. Step 2: Convert to fraction form
    4,686.24/7,030.12 = 1,764.76/x
  3. Step 3: Cross multiply
    4,686.24x = 7,030.12 × 1,764.76
  4. Step 4: Simplify right side
    4,686.24x = 12,406,474.57
  5. Step 5: Solve for x
    x = 12,406,474.57/4,686.24
  6. Step 6: Final answer
    x = 2,647.43

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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.