Home / 7,526.40-11,290.26-2,528.55

Finding the Fourth Proportional to 7,526.40, 11,290.26 and 2,528.55

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Solution

The fourth proportional to 7,526.40, 11,290.26 and 2,528.55 is: 3,793.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526.40 : 11,290.26 = 2,528.55 : x
  2. Step 2: Convert to fraction form
    7,526.40/11,290.26 = 2,528.55/x
  3. Step 3: Cross multiply
    7,526.40x = 11,290.26 × 2,528.55
  4. Step 4: Simplify right side
    7,526.40x = 28,547,986.92
  5. Step 5: Solve for x
    x = 28,547,986.92/7,526.40
  6. Step 6: Final answer
    x = 3,793.05

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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.