Home / 9,655.56-13,325.79-5,880.93

Finding the Fourth Proportional to 9,655.56, 13,325.79 and 5,880.93

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Solution

The fourth proportional to 9,655.56, 13,325.79 and 5,880.93 is: 8,116.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,655.56 : 13,325.79 = 5,880.93 : x
  2. Step 2: Convert to fraction form
    9,655.56/13,325.79 = 5,880.93/x
  3. Step 3: Cross multiply
    9,655.56x = 13,325.79 × 5,880.93
  4. Step 4: Simplify right side
    9,655.56x = 78,368,038.18
  5. Step 5: Solve for x
    x = 78,368,038.18/9,655.56
  6. Step 6: Final answer
    x = 8,116.36

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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.