Home / 10,752.38-16,130.46-4,909.58

Finding the Fourth Proportional to 10,752.38, 16,130.46 and 4,909.58

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Solution

The fourth proportional to 10,752.38, 16,130.46 and 4,909.58 is: 7,365.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752.38 : 16,130.46 = 4,909.58 : x
  2. Step 2: Convert to fraction form
    10,752.38/16,130.46 = 4,909.58/x
  3. Step 3: Cross multiply
    10,752.38x = 16,130.46 × 4,909.58
  4. Step 4: Simplify right side
    10,752.38x = 79,193,783.81
  5. Step 5: Solve for x
    x = 79,193,783.81/10,752.38
  6. Step 6: Final answer
    x = 7,365.23

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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.