Home / 10,418.07-14,376.93-5,702.34

Finding the Fourth Proportional to 10,418.07, 14,376.93 and 5,702.34

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Solution

The fourth proportional to 10,418.07, 14,376.93 and 5,702.34 is: 7,869.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,418.07 : 14,376.93 = 5,702.34 : x
  2. Step 2: Convert to fraction form
    10,418.07/14,376.93 = 5,702.34/x
  3. Step 3: Cross multiply
    10,418.07x = 14,376.93 × 5,702.34
  4. Step 4: Simplify right side
    10,418.07x = 81,982,143.02
  5. Step 5: Solve for x
    x = 81,982,143.02/10,418.07
  6. Step 6: Final answer
    x = 7,869.23

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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.