Home / 8,775.02-12,109.08-4,795.35

Finding the Fourth Proportional to 8,775.02, 12,109.08 and 4,795.35

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Solution

The fourth proportional to 8,775.02, 12,109.08 and 4,795.35 is: 6,617.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,775.02 : 12,109.08 = 4,795.35 : x
  2. Step 2: Convert to fraction form
    8,775.02/12,109.08 = 4,795.35/x
  3. Step 3: Cross multiply
    8,775.02x = 12,109.08 × 4,795.35
  4. Step 4: Simplify right side
    8,775.02x = 58,067,276.78
  5. Step 5: Solve for x
    x = 58,067,276.78/8,775.02
  6. Step 6: Final answer
    x = 6,617.34

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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.