Home / 10,354.20-14,294.10-7,014.60

Finding the Fourth Proportional to 10,354.20, 14,294.10 and 7,014.60

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Solution

The fourth proportional to 10,354.20, 14,294.10 and 7,014.60 is: 9,683.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,354.20 : 14,294.10 = 7,014.60 : x
  2. Step 2: Convert to fraction form
    10,354.20/14,294.10 = 7,014.60/x
  3. Step 3: Cross multiply
    10,354.20x = 14,294.10 × 7,014.60
  4. Step 4: Simplify right side
    10,354.20x = 100,267,393.86
  5. Step 5: Solve for x
    x = 100,267,393.86/10,354.20
  6. Step 6: Final answer
    x = 9,683.74

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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.