Home / 2,444.90-3,666.78-964.08

Finding the Fourth Proportional to 2,444.90, 3,666.78 and 964.08

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Solution

The fourth proportional to 2,444.90, 3,666.78 and 964.08 is: 1,445.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,444.90 : 3,666.78 = 964.08 : x
  2. Step 2: Convert to fraction form
    2,444.90/3,666.78 = 964.08/x
  3. Step 3: Cross multiply
    2,444.90x = 3,666.78 × 964.08
  4. Step 4: Simplify right side
    2,444.90x = 3,535,069.26
  5. Step 5: Solve for x
    x = 3,535,069.26/2,444.90
  6. Step 6: Final answer
    x = 1,445.90

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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.