Home / 2,416.61-3,334.88-1,354.47

Finding the Fourth Proportional to 2,416.61, 3,334.88 and 1,354.47

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Solution

The fourth proportional to 2,416.61, 3,334.88 and 1,354.47 is: 1,869.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,416.61 : 3,334.88 = 1,354.47 : x
  2. Step 2: Convert to fraction form
    2,416.61/3,334.88 = 1,354.47/x
  3. Step 3: Cross multiply
    2,416.61x = 3,334.88 × 1,354.47
  4. Step 4: Simplify right side
    2,416.61x = 4,516,978.24
  5. Step 5: Solve for x
    x = 4,516,978.24/2,416.61
  6. Step 6: Final answer
    x = 1,869.14

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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.