Home / 6,931.80-9,559.50-4,696.95

Finding the Fourth Proportional to 6,931.80, 9,559.50 and 4,696.95

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Solution

The fourth proportional to 6,931.80, 9,559.50 and 4,696.95 is: 6,477.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931.80 : 9,559.50 = 4,696.95 : x
  2. Step 2: Convert to fraction form
    6,931.80/9,559.50 = 4,696.95/x
  3. Step 3: Cross multiply
    6,931.80x = 9,559.50 × 4,696.95
  4. Step 4: Simplify right side
    6,931.80x = 44,900,493.53
  5. Step 5: Solve for x
    x = 44,900,493.53/6,931.80
  6. Step 6: Final answer
    x = 6,477.47

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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.