Home / 7,835.77-10,813.67-4,298.91

Finding the Fourth Proportional to 7,835.77, 10,813.67 and 4,298.91

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Solution

The fourth proportional to 7,835.77, 10,813.67 and 4,298.91 is: 5,932.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,835.77 : 10,813.67 = 4,298.91 : x
  2. Step 2: Convert to fraction form
    7,835.77/10,813.67 = 4,298.91/x
  3. Step 3: Cross multiply
    7,835.77x = 10,813.67 × 4,298.91
  4. Step 4: Simplify right side
    7,835.77x = 46,486,994.10
  5. Step 5: Solve for x
    x = 46,486,994.10/7,835.77
  6. Step 6: Final answer
    x = 5,932.66

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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.