Home / 4,307.40-5,943.49-2,538.76

Finding the Fourth Proportional to 4,307.40, 5,943.49 and 2,538.76

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Solution

The fourth proportional to 4,307.40, 5,943.49 and 2,538.76 is: 3,503.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,307.40 : 5,943.49 = 2,538.76 : x
  2. Step 2: Convert to fraction form
    4,307.40/5,943.49 = 2,538.76/x
  3. Step 3: Cross multiply
    4,307.40x = 5,943.49 × 2,538.76
  4. Step 4: Simplify right side
    4,307.40x = 15,089,094.67
  5. Step 5: Solve for x
    x = 15,089,094.67/4,307.40
  6. Step 6: Final answer
    x = 3,503.06

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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.