Home / 9,702.42-14,555.43-3,127.92

Finding the Fourth Proportional to 9,702.42, 14,555.43 and 3,127.92

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Solution

The fourth proportional to 9,702.42, 14,555.43 and 3,127.92 is: 4,692.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,702.42 : 14,555.43 = 3,127.92 : x
  2. Step 2: Convert to fraction form
    9,702.42/14,555.43 = 3,127.92/x
  3. Step 3: Cross multiply
    9,702.42x = 14,555.43 × 3,127.92
  4. Step 4: Simplify right side
    9,702.42x = 45,528,220.61
  5. Step 5: Solve for x
    x = 45,528,220.61/9,702.42
  6. Step 6: Final answer
    x = 4,692.46

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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.