Home / 8,830.58-12,196.98-6,602.35

Finding the Fourth Proportional to 8,830.58, 12,196.98 and 6,602.35

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Solution

The fourth proportional to 8,830.58, 12,196.98 and 6,602.35 is: 9,119.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,830.58 : 12,196.98 = 6,602.35 : x
  2. Step 2: Convert to fraction form
    8,830.58/12,196.98 = 6,602.35/x
  3. Step 3: Cross multiply
    8,830.58x = 12,196.98 × 6,602.35
  4. Step 4: Simplify right side
    8,830.58x = 80,528,730.90
  5. Step 5: Solve for x
    x = 80,528,730.90/8,830.58
  6. Step 6: Final answer
    x = 9,119.30

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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.