Home / 8,480.16-11,702.95-5,250.69

Finding the Fourth Proportional to 8,480.16, 11,702.95 and 5,250.69

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Solution

The fourth proportional to 8,480.16, 11,702.95 and 5,250.69 is: 7,246.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,480.16 : 11,702.95 = 5,250.69 : x
  2. Step 2: Convert to fraction form
    8,480.16/11,702.95 = 5,250.69/x
  3. Step 3: Cross multiply
    8,480.16x = 11,702.95 × 5,250.69
  4. Step 4: Simplify right side
    8,480.16x = 61,448,549.41
  5. Step 5: Solve for x
    x = 61,448,549.41/8,480.16
  6. Step 6: Final answer
    x = 7,246.15

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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.