Home / 7,347.77-10,138.34-4,364.61

Finding the Fourth Proportional to 7,347.77, 10,138.34 and 4,364.61

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Solution

The fourth proportional to 7,347.77, 10,138.34 and 4,364.61 is: 6,022.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347.77 : 10,138.34 = 4,364.61 : x
  2. Step 2: Convert to fraction form
    7,347.77/10,138.34 = 4,364.61/x
  3. Step 3: Cross multiply
    7,347.77x = 10,138.34 × 4,364.61
  4. Step 4: Simplify right side
    7,347.77x = 44,249,911.06
  5. Step 5: Solve for x
    x = 44,249,911.06/7,347.77
  6. Step 6: Final answer
    x = 6,022.22

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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.