Home / 6,276.32-9,421.29-4,720.76

Finding the Fourth Proportional to 6,276.32, 9,421.29 and 4,720.76

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Solution

The fourth proportional to 6,276.32, 9,421.29 and 4,720.76 is: 7,086.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.32 : 9,421.29 = 4,720.76 : x
  2. Step 2: Convert to fraction form
    6,276.32/9,421.29 = 4,720.76/x
  3. Step 3: Cross multiply
    6,276.32x = 9,421.29 × 4,720.76
  4. Step 4: Simplify right side
    6,276.32x = 44,475,648.98
  5. Step 5: Solve for x
    x = 44,475,648.98/6,276.32
  6. Step 6: Final answer
    x = 7,086.26

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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.