Home / 5,275.40-7,274.10-4,492.04

Finding the Fourth Proportional to 5,275.40, 7,274.10 and 4,492.04

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Solution

The fourth proportional to 5,275.40, 7,274.10 and 4,492.04 is: 6,193.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275.40 : 7,274.10 = 4,492.04 : x
  2. Step 2: Convert to fraction form
    5,275.40/7,274.10 = 4,492.04/x
  3. Step 3: Cross multiply
    5,275.40x = 7,274.10 × 4,492.04
  4. Step 4: Simplify right side
    5,275.40x = 32,675,548.16
  5. Step 5: Solve for x
    x = 32,675,548.16/5,275.40
  6. Step 6: Final answer
    x = 6,193.95

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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.