Home / 7,288.77-10,063.34-5,607.21

Finding the Fourth Proportional to 7,288.77, 10,063.34 and 5,607.21

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Solution

The fourth proportional to 7,288.77, 10,063.34 and 5,607.21 is: 7,741.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.77 : 10,063.34 = 5,607.21 : x
  2. Step 2: Convert to fraction form
    7,288.77/10,063.34 = 5,607.21/x
  3. Step 3: Cross multiply
    7,288.77x = 10,063.34 × 5,607.21
  4. Step 4: Simplify right side
    7,288.77x = 56,427,274.70
  5. Step 5: Solve for x
    x = 56,427,274.70/7,288.77
  6. Step 6: Final answer
    x = 7,741.67

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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.