Home / 10,587.94-15,878.42-3,566.21

Finding the Fourth Proportional to 10,587.94, 15,878.42 and 3,566.21

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Solution

The fourth proportional to 10,587.94, 15,878.42 and 3,566.21 is: 5,348.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,587.94 : 15,878.42 = 3,566.21 : x
  2. Step 2: Convert to fraction form
    10,587.94/15,878.42 = 3,566.21/x
  3. Step 3: Cross multiply
    10,587.94x = 15,878.42 × 3,566.21
  4. Step 4: Simplify right side
    10,587.94x = 56,625,762.36
  5. Step 5: Solve for x
    x = 56,625,762.36/10,587.94
  6. Step 6: Final answer
    x = 5,348.14

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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.