Home / 10,244.60-15,358.80-4,396.40

Finding the Fourth Proportional to 10,244.60, 15,358.80 and 4,396.40

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Solution

The fourth proportional to 10,244.60, 15,358.80 and 4,396.40 is: 6,591.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,244.60 : 15,358.80 = 4,396.40 : x
  2. Step 2: Convert to fraction form
    10,244.60/15,358.80 = 4,396.40/x
  3. Step 3: Cross multiply
    10,244.60x = 15,358.80 × 4,396.40
  4. Step 4: Simplify right side
    10,244.60x = 67,523,428.32
  5. Step 5: Solve for x
    x = 67,523,428.32/10,244.60
  6. Step 6: Final answer
    x = 6,591.12

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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.