Home / 9,560.16-13,185.72-6,916.32

Finding the Fourth Proportional to 9,560.16, 13,185.72 and 6,916.32

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Solution

The fourth proportional to 9,560.16, 13,185.72 and 6,916.32 is: 9,539.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,560.16 : 13,185.72 = 6,916.32 : x
  2. Step 2: Convert to fraction form
    9,560.16/13,185.72 = 6,916.32/x
  3. Step 3: Cross multiply
    9,560.16x = 13,185.72 × 6,916.32
  4. Step 4: Simplify right side
    9,560.16x = 91,196,658.95
  5. Step 5: Solve for x
    x = 91,196,658.95/9,560.16
  6. Step 6: Final answer
    x = 9,539.24

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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.