Home / 7,104.81-10,642.62-5,710.59

Finding the Fourth Proportional to 7,104.81, 10,642.62 and 5,710.59

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Solution

The fourth proportional to 7,104.81, 10,642.62 and 5,710.59 is: 8,554.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,104.81 : 10,642.62 = 5,710.59 : x
  2. Step 2: Convert to fraction form
    7,104.81/10,642.62 = 5,710.59/x
  3. Step 3: Cross multiply
    7,104.81x = 10,642.62 × 5,710.59
  4. Step 4: Simplify right side
    7,104.81x = 60,775,639.35
  5. Step 5: Solve for x
    x = 60,775,639.35/7,104.81
  6. Step 6: Final answer
    x = 8,554.15

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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.