Home / 9,830.08-14,777.52-9,108.64

Finding the Fourth Proportional to 9,830.08, 14,777.52 and 9,108.64

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Solution

The fourth proportional to 9,830.08, 14,777.52 and 9,108.64 is: 13,692.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,830.08 : 14,777.52 = 9,108.64 : x
  2. Step 2: Convert to fraction form
    9,830.08/14,777.52 = 9,108.64/x
  3. Step 3: Cross multiply
    9,830.08x = 14,777.52 × 9,108.64
  4. Step 4: Simplify right side
    9,830.08x = 134,603,109.77
  5. Step 5: Solve for x
    x = 134,603,109.77/9,830.08
  6. Step 6: Final answer
    x = 13,692.98

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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.