Home / 10,341.81-14,271.21-5,625.99

Finding the Fourth Proportional to 10,341.81, 14,271.21 and 5,625.99

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Solution

The fourth proportional to 10,341.81, 14,271.21 and 5,625.99 is: 7,763.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,341.81 : 14,271.21 = 5,625.99 : x
  2. Step 2: Convert to fraction form
    10,341.81/14,271.21 = 5,625.99/x
  3. Step 3: Cross multiply
    10,341.81x = 14,271.21 × 5,625.99
  4. Step 4: Simplify right side
    10,341.81x = 80,289,684.75
  5. Step 5: Solve for x
    x = 80,289,684.75/10,341.81
  6. Step 6: Final answer
    x = 7,763.60

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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.