Home / 2,417.36-3,336.44-1,534.20

Finding the Fourth Proportional to 2,417.36, 3,336.44 and 1,534.20

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Solution

The fourth proportional to 2,417.36, 3,336.44 and 1,534.20 is: 2,117.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417.36 : 3,336.44 = 1,534.20 : x
  2. Step 2: Convert to fraction form
    2,417.36/3,336.44 = 1,534.20/x
  3. Step 3: Cross multiply
    2,417.36x = 3,336.44 × 1,534.20
  4. Step 4: Simplify right side
    2,417.36x = 5,118,766.25
  5. Step 5: Solve for x
    x = 5,118,766.25/2,417.36
  6. Step 6: Final answer
    x = 2,117.50

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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.