Home / 9,795.12-13,516.14-5,602.56

Finding the Fourth Proportional to 9,795.12, 13,516.14 and 5,602.56

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Solution

The fourth proportional to 9,795.12, 13,516.14 and 5,602.56 is: 7,730.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,795.12 : 13,516.14 = 5,602.56 : x
  2. Step 2: Convert to fraction form
    9,795.12/13,516.14 = 5,602.56/x
  3. Step 3: Cross multiply
    9,795.12x = 13,516.14 × 5,602.56
  4. Step 4: Simplify right side
    9,795.12x = 75,724,985.32
  5. Step 5: Solve for x
    x = 75,724,985.32/9,795.12
  6. Step 6: Final answer
    x = 7,730.89

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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.