Home / 5,306.00-7,322.40-2,915.95

Finding the Fourth Proportional to 5,306.00, 7,322.40 and 2,915.95

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Solution

The fourth proportional to 5,306.00, 7,322.40 and 2,915.95 is: 4,024.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.00 : 7,322.40 = 2,915.95 : x
  2. Step 2: Convert to fraction form
    5,306.00/7,322.40 = 2,915.95/x
  3. Step 3: Cross multiply
    5,306.00x = 7,322.40 × 2,915.95
  4. Step 4: Simplify right side
    5,306.00x = 21,351,741.26
  5. Step 5: Solve for x
    x = 21,351,741.26/5,306.00
  6. Step 6: Final answer
    x = 4,024.08

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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.