Home / 8,065.80-11,130.96-4,528.92

Finding the Fourth Proportional to 8,065.80, 11,130.96 and 4,528.92

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Solution

The fourth proportional to 8,065.80, 11,130.96 and 4,528.92 is: 6,250.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065.80 : 11,130.96 = 4,528.92 : x
  2. Step 2: Convert to fraction form
    8,065.80/11,130.96 = 4,528.92/x
  3. Step 3: Cross multiply
    8,065.80x = 11,130.96 × 4,528.92
  4. Step 4: Simplify right side
    8,065.80x = 50,411,227.36
  5. Step 5: Solve for x
    x = 50,411,227.36/8,065.80
  6. Step 6: Final answer
    x = 6,250.00

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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.