Home / 9,533.84-13,157.31-5,285.08

Finding the Fourth Proportional to 9,533.84, 13,157.31 and 5,285.08

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Solution

The fourth proportional to 9,533.84, 13,157.31 and 5,285.08 is: 7,293.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,533.84 : 13,157.31 = 5,285.08 : x
  2. Step 2: Convert to fraction form
    9,533.84/13,157.31 = 5,285.08/x
  3. Step 3: Cross multiply
    9,533.84x = 13,157.31 × 5,285.08
  4. Step 4: Simplify right side
    9,533.84x = 69,537,429.58
  5. Step 5: Solve for x
    x = 69,537,429.58/9,533.84
  6. Step 6: Final answer
    x = 7,293.75

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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.