Home / 11,050.29-15,228.41-7,901.01

Finding the Fourth Proportional to 11,050.29, 15,228.41 and 7,901.01

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Solution

The fourth proportional to 11,050.29, 15,228.41 and 7,901.01 is: 10,888.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,050.29 : 15,228.41 = 7,901.01 : x
  2. Step 2: Convert to fraction form
    11,050.29/15,228.41 = 7,901.01/x
  3. Step 3: Cross multiply
    11,050.29x = 15,228.41 × 7,901.01
  4. Step 4: Simplify right side
    11,050.29x = 120,319,780.19
  5. Step 5: Solve for x
    x = 120,319,780.19/11,050.29
  6. Step 6: Final answer
    x = 10,888.38

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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.