Home / 9,036.04-12,465.78-5,308.36

Finding the Fourth Proportional to 9,036.04, 12,465.78 and 5,308.36

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Solution

The fourth proportional to 9,036.04, 12,465.78 and 5,308.36 is: 7,323.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,036.04 : 12,465.78 = 5,308.36 : x
  2. Step 2: Convert to fraction form
    9,036.04/12,465.78 = 5,308.36/x
  3. Step 3: Cross multiply
    9,036.04x = 12,465.78 × 5,308.36
  4. Step 4: Simplify right side
    9,036.04x = 66,172,847.92
  5. Step 5: Solve for x
    x = 66,172,847.92/9,036.04
  6. Step 6: Final answer
    x = 7,323.21

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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.