Home / 9,113.12-13,669.67-7,036.16

Finding the Fourth Proportional to 9,113.12, 13,669.67 and 7,036.16

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Solution

The fourth proportional to 9,113.12, 13,669.67 and 7,036.16 is: 10,554.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,113.12 : 13,669.67 = 7,036.16 : x
  2. Step 2: Convert to fraction form
    9,113.12/13,669.67 = 7,036.16/x
  3. Step 3: Cross multiply
    9,113.12x = 13,669.67 × 7,036.16
  4. Step 4: Simplify right side
    9,113.12x = 96,181,934.51
  5. Step 5: Solve for x
    x = 96,181,934.51/9,113.12
  6. Step 6: Final answer
    x = 10,554.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.