Home / 2,417.76-3,336.75-1,370.16

Finding the Fourth Proportional to 2,417.76, 3,336.75 and 1,370.16

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Solution

The fourth proportional to 2,417.76, 3,336.75 and 1,370.16 is: 1,890.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417.76 : 3,336.75 = 1,370.16 : x
  2. Step 2: Convert to fraction form
    2,417.76/3,336.75 = 1,370.16/x
  3. Step 3: Cross multiply
    2,417.76x = 3,336.75 × 1,370.16
  4. Step 4: Simplify right side
    2,417.76x = 4,571,881.38
  5. Step 5: Solve for x
    x = 4,571,881.38/2,417.76
  6. Step 6: Final answer
    x = 1,890.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.