Home / 7,156.30-10,736.88-6,466.18

Finding the Fourth Proportional to 7,156.30, 10,736.88 and 6,466.18

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Solution

The fourth proportional to 7,156.30, 10,736.88 and 6,466.18 is: 9,701.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,156.30 : 10,736.88 = 6,466.18 : x
  2. Step 2: Convert to fraction form
    7,156.30/10,736.88 = 6,466.18/x
  3. Step 3: Cross multiply
    7,156.30x = 10,736.88 × 6,466.18
  4. Step 4: Simplify right side
    7,156.30x = 69,426,598.72
  5. Step 5: Solve for x
    x = 69,426,598.72/7,156.30
  6. Step 6: Final answer
    x = 9,701.47

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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.