Home / 7,474.37-10,314.63-4,117.16

Finding the Fourth Proportional to 7,474.37, 10,314.63 and 4,117.16

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Solution

The fourth proportional to 7,474.37, 10,314.63 and 4,117.16 is: 5,681.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,474.37 : 10,314.63 = 4,117.16 : x
  2. Step 2: Convert to fraction form
    7,474.37/10,314.63 = 4,117.16/x
  3. Step 3: Cross multiply
    7,474.37x = 10,314.63 × 4,117.16
  4. Step 4: Simplify right side
    7,474.37x = 42,466,930.48
  5. Step 5: Solve for x
    x = 42,466,930.48/7,474.37
  6. Step 6: Final answer
    x = 5,681.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.