Home / 5,294.89-7,307.58-3,615.76

Finding the Fourth Proportional to 5,294.89, 7,307.58 and 3,615.76

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Solution

The fourth proportional to 5,294.89, 7,307.58 and 3,615.76 is: 4,990.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,294.89 : 7,307.58 = 3,615.76 : x
  2. Step 2: Convert to fraction form
    5,294.89/7,307.58 = 3,615.76/x
  3. Step 3: Cross multiply
    5,294.89x = 7,307.58 × 3,615.76
  4. Step 4: Simplify right side
    5,294.89x = 26,422,455.46
  5. Step 5: Solve for x
    x = 26,422,455.46/5,294.89
  6. Step 6: Final answer
    x = 4,990.18

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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.