Home / 9,002.40-13,503.60-2,428.35

Finding the Fourth Proportional to 9,002.40, 13,503.60 and 2,428.35

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Solution

The fourth proportional to 9,002.40, 13,503.60 and 2,428.35 is: 3,642.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,002.40 : 13,503.60 = 2,428.35 : x
  2. Step 2: Convert to fraction form
    9,002.40/13,503.60 = 2,428.35/x
  3. Step 3: Cross multiply
    9,002.40x = 13,503.60 × 2,428.35
  4. Step 4: Simplify right side
    9,002.40x = 32,791,467.06
  5. Step 5: Solve for x
    x = 32,791,467.06/9,002.40
  6. Step 6: Final answer
    x = 3,642.53

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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.