Home / 4,315.17-6,472.76-1,313.24

Finding the Fourth Proportional to 4,315.17, 6,472.76 and 1,313.24

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Solution

The fourth proportional to 4,315.17, 6,472.76 and 1,313.24 is: 1,969.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,315.17 : 6,472.76 = 1,313.24 : x
  2. Step 2: Convert to fraction form
    4,315.17/6,472.76 = 1,313.24/x
  3. Step 3: Cross multiply
    4,315.17x = 6,472.76 × 1,313.24
  4. Step 4: Simplify right side
    4,315.17x = 8,500,254.98
  5. Step 5: Solve for x
    x = 8,500,254.98/4,315.17
  6. Step 6: Final answer
    x = 1,969.85

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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.