Home / 8,066.10-11,130.45-4,528.50

Finding the Fourth Proportional to 8,066.10, 11,130.45 and 4,528.50

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Solution

The fourth proportional to 8,066.10, 11,130.45 and 4,528.50 is: 6,248.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,066.10 : 11,130.45 = 4,528.50 : x
  2. Step 2: Convert to fraction form
    8,066.10/11,130.45 = 4,528.50/x
  3. Step 3: Cross multiply
    8,066.10x = 11,130.45 × 4,528.50
  4. Step 4: Simplify right side
    8,066.10x = 50,404,242.83
  5. Step 5: Solve for x
    x = 50,404,242.83/8,066.10
  6. Step 6: Final answer
    x = 6,248.90

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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.