Home / 4,600.17-6,900.48-1,313.75

Finding the Fourth Proportional to 4,600.17, 6,900.48 and 1,313.75

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Solution

The fourth proportional to 4,600.17, 6,900.48 and 1,313.75 is: 1,970.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,600.17 : 6,900.48 = 1,313.75 : x
  2. Step 2: Convert to fraction form
    4,600.17/6,900.48 = 1,313.75/x
  3. Step 3: Cross multiply
    4,600.17x = 6,900.48 × 1,313.75
  4. Step 4: Simplify right side
    4,600.17x = 9,065,471.10
  5. Step 5: Solve for x
    x = 9,065,471.10/4,600.17
  6. Step 6: Final answer
    x = 1,970.68

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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.