Home / 6,342.39-8,756.73-4,857.93

Finding the Fourth Proportional to 6,342.39, 8,756.73 and 4,857.93

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Solution

The fourth proportional to 6,342.39, 8,756.73 and 4,857.93 is: 6,707.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,342.39 : 8,756.73 = 4,857.93 : x
  2. Step 2: Convert to fraction form
    6,342.39/8,756.73 = 4,857.93/x
  3. Step 3: Cross multiply
    6,342.39x = 8,756.73 × 4,857.93
  4. Step 4: Simplify right side
    6,342.39x = 42,539,581.37
  5. Step 5: Solve for x
    x = 42,539,581.37/6,342.39
  6. Step 6: Final answer
    x = 6,707.18

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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.