Home / 13,264.70-19,897.35-4,377.17

Finding the Fourth Proportional to 13,264.70, 19,897.35 and 4,377.17

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Solution

The fourth proportional to 13,264.70, 19,897.35 and 4,377.17 is: 6,565.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,264.70 : 19,897.35 = 4,377.17 : x
  2. Step 2: Convert to fraction form
    13,264.70/19,897.35 = 4,377.17/x
  3. Step 3: Cross multiply
    13,264.70x = 19,897.35 × 4,377.17
  4. Step 4: Simplify right side
    13,264.70x = 87,094,116.83
  5. Step 5: Solve for x
    x = 87,094,116.83/13,264.70
  6. Step 6: Final answer
    x = 6,565.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.