Home / 10,053.65-15,055.86-7,084.80

Finding the Fourth Proportional to 10,053.65, 15,055.86 and 7,084.80

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Solution

The fourth proportional to 10,053.65, 15,055.86 and 7,084.80 is: 10,609.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,053.65 : 15,055.86 = 7,084.80 : x
  2. Step 2: Convert to fraction form
    10,053.65/15,055.86 = 7,084.80/x
  3. Step 3: Cross multiply
    10,053.65x = 15,055.86 × 7,084.80
  4. Step 4: Simplify right side
    10,053.65x = 106,667,783.50
  5. Step 5: Solve for x
    x = 106,667,783.50/10,053.65
  6. Step 6: Final answer
    x = 10,609.85

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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.