Home / 10,403.04-14,353.53-6,153.90

Finding the Fourth Proportional to 10,403.04, 14,353.53 and 6,153.90

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Solution

The fourth proportional to 10,403.04, 14,353.53 and 6,153.90 is: 8,490.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,403.04 : 14,353.53 = 6,153.90 : x
  2. Step 2: Convert to fraction form
    10,403.04/14,353.53 = 6,153.90/x
  3. Step 3: Cross multiply
    10,403.04x = 14,353.53 × 6,153.90
  4. Step 4: Simplify right side
    10,403.04x = 88,330,188.27
  5. Step 5: Solve for x
    x = 88,330,188.27/10,403.04
  6. Step 6: Final answer
    x = 8,490.81

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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.