Home / 10,352.35-14,271.88-6,989.84

Finding the Fourth Proportional to 10,352.35, 14,271.88 and 6,989.84

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Solution

The fourth proportional to 10,352.35, 14,271.88 and 6,989.84 is: 9,636.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352.35 : 14,271.88 = 6,989.84 : x
  2. Step 2: Convert to fraction form
    10,352.35/14,271.88 = 6,989.84/x
  3. Step 3: Cross multiply
    10,352.35x = 14,271.88 × 6,989.84
  4. Step 4: Simplify right side
    10,352.35x = 99,758,086.34
  5. Step 5: Solve for x
    x = 99,758,086.34/10,352.35
  6. Step 6: Final answer
    x = 9,636.28

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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.