Home / 9,860.15-14,784.21-3,937.95

Finding the Fourth Proportional to 9,860.15, 14,784.21 and 3,937.95

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Solution

The fourth proportional to 9,860.15, 14,784.21 and 3,937.95 is: 5,904.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,860.15 : 14,784.21 = 3,937.95 : x
  2. Step 2: Convert to fraction form
    9,860.15/14,784.21 = 3,937.95/x
  3. Step 3: Cross multiply
    9,860.15x = 14,784.21 × 3,937.95
  4. Step 4: Simplify right side
    9,860.15x = 58,219,479.77
  5. Step 5: Solve for x
    x = 58,219,479.77/9,860.15
  6. Step 6: Final answer
    x = 5,904.52

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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.