Home / 9,343.20-14,009.40-3,500.40

Finding the Fourth Proportional to 9,343.20, 14,009.40 and 3,500.40

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Solution

The fourth proportional to 9,343.20, 14,009.40 and 3,500.40 is: 5,248.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,343.20 : 14,009.40 = 3,500.40 : x
  2. Step 2: Convert to fraction form
    9,343.20/14,009.40 = 3,500.40/x
  3. Step 3: Cross multiply
    9,343.20x = 14,009.40 × 3,500.40
  4. Step 4: Simplify right side
    9,343.20x = 49,038,503.76
  5. Step 5: Solve for x
    x = 49,038,503.76/9,343.20
  6. Step 6: Final answer
    x = 5,248.58

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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.