Home / 9,788.04-13,507.56-5,539.32

Finding the Fourth Proportional to 9,788.04, 13,507.56 and 5,539.32

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Solution

The fourth proportional to 9,788.04, 13,507.56 and 5,539.32 is: 7,644.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,788.04 : 13,507.56 = 5,539.32 : x
  2. Step 2: Convert to fraction form
    9,788.04/13,507.56 = 5,539.32/x
  3. Step 3: Cross multiply
    9,788.04x = 13,507.56 × 5,539.32
  4. Step 4: Simplify right side
    9,788.04x = 74,822,697.26
  5. Step 5: Solve for x
    x = 74,822,697.26/9,788.04
  6. Step 6: Final answer
    x = 7,644.30

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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.