Home / 4,670.51-6,445.75-3,489.53

Finding the Fourth Proportional to 4,670.51, 6,445.75 and 3,489.53

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Solution

The fourth proportional to 4,670.51, 6,445.75 and 3,489.53 is: 4,815.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,670.51 : 6,445.75 = 3,489.53 : x
  2. Step 2: Convert to fraction form
    4,670.51/6,445.75 = 3,489.53/x
  3. Step 3: Cross multiply
    4,670.51x = 6,445.75 × 3,489.53
  4. Step 4: Simplify right side
    4,670.51x = 22,492,605.77
  5. Step 5: Solve for x
    x = 22,492,605.77/4,670.51
  6. Step 6: Final answer
    x = 4,815.88

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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.