Home / 10,854.83-14,977.95-6,382.41

Finding the Fourth Proportional to 10,854.83, 14,977.95 and 6,382.41

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Solution

The fourth proportional to 10,854.83, 14,977.95 and 6,382.41 is: 8,806.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,854.83 : 14,977.95 = 6,382.41 : x
  2. Step 2: Convert to fraction form
    10,854.83/14,977.95 = 6,382.41/x
  3. Step 3: Cross multiply
    10,854.83x = 14,977.95 × 6,382.41
  4. Step 4: Simplify right side
    10,854.83x = 95,595,417.86
  5. Step 5: Solve for x
    x = 95,595,417.86/10,854.83
  6. Step 6: Final answer
    x = 8,806.72

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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.