Home / 4,713.48-7,071.53-1,426.60

Finding the Fourth Proportional to 4,713.48, 7,071.53 and 1,426.60

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Solution

The fourth proportional to 4,713.48, 7,071.53 and 1,426.60 is: 2,140.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,713.48 : 7,071.53 = 1,426.60 : x
  2. Step 2: Convert to fraction form
    4,713.48/7,071.53 = 1,426.60/x
  3. Step 3: Cross multiply
    4,713.48x = 7,071.53 × 1,426.60
  4. Step 4: Simplify right side
    4,713.48x = 10,088,244.70
  5. Step 5: Solve for x
    x = 10,088,244.70/4,713.48
  6. Step 6: Final answer
    x = 2,140.30

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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.