Home / 2,437.28-3,657.36-899.36

Finding the Fourth Proportional to 2,437.28, 3,657.36 and 899.36

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Solution

The fourth proportional to 2,437.28, 3,657.36 and 899.36 is: 1,349.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,437.28 : 3,657.36 = 899.36 : x
  2. Step 2: Convert to fraction form
    2,437.28/3,657.36 = 899.36/x
  3. Step 3: Cross multiply
    2,437.28x = 3,657.36 × 899.36
  4. Step 4: Simplify right side
    2,437.28x = 3,289,283.29
  5. Step 5: Solve for x
    x = 3,289,283.29/2,437.28
  6. Step 6: Final answer
    x = 1,349.57

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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.