Home / 8,433.93-11,640.35-5,031.16

Finding the Fourth Proportional to 8,433.93, 11,640.35 and 5,031.16

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Solution

The fourth proportional to 8,433.93, 11,640.35 and 5,031.16 is: 6,943.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,433.93 : 11,640.35 = 5,031.16 : x
  2. Step 2: Convert to fraction form
    8,433.93/11,640.35 = 5,031.16/x
  3. Step 3: Cross multiply
    8,433.93x = 11,640.35 × 5,031.16
  4. Step 4: Simplify right side
    8,433.93x = 58,564,463.31
  5. Step 5: Solve for x
    x = 58,564,463.31/8,433.93
  6. Step 6: Final answer
    x = 6,943.91

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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.