Home / 9,655.06-13,325.10-5,880.43

Finding the Fourth Proportional to 9,655.06, 13,325.10 and 5,880.43

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Solution

The fourth proportional to 9,655.06, 13,325.10 and 5,880.43 is: 8,115.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,655.06 : 13,325.10 = 5,880.43 : x
  2. Step 2: Convert to fraction form
    9,655.06/13,325.10 = 5,880.43/x
  3. Step 3: Cross multiply
    9,655.06x = 13,325.10 × 5,880.43
  4. Step 4: Simplify right side
    9,655.06x = 78,357,317.79
  5. Step 5: Solve for x
    x = 78,357,317.79/9,655.06
  6. Step 6: Final answer
    x = 8,115.67

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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.