Home / 2,417.36-3,624.65-1,290.24

Finding the Fourth Proportional to 2,417.36, 3,624.65 and 1,290.24

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Solution

The fourth proportional to 2,417.36, 3,624.65 and 1,290.24 is: 1,934.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417.36 : 3,624.65 = 1,290.24 : x
  2. Step 2: Convert to fraction form
    2,417.36/3,624.65 = 1,290.24/x
  3. Step 3: Cross multiply
    2,417.36x = 3,624.65 × 1,290.24
  4. Step 4: Simplify right side
    2,417.36x = 4,676,668.42
  5. Step 5: Solve for x
    x = 4,676,668.42/2,417.36
  6. Step 6: Final answer
    x = 1,934.62

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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.