Home / 6,527.34-9,790.53-1,909.74

Finding the Fourth Proportional to 6,527.34, 9,790.53 and 1,909.74

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Solution

The fourth proportional to 6,527.34, 9,790.53 and 1,909.74 is: 2,864.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,527.34 : 9,790.53 = 1,909.74 : x
  2. Step 2: Convert to fraction form
    6,527.34/9,790.53 = 1,909.74/x
  3. Step 3: Cross multiply
    6,527.34x = 9,790.53 × 1,909.74
  4. Step 4: Simplify right side
    6,527.34x = 18,697,366.76
  5. Step 5: Solve for x
    x = 18,697,366.76/6,527.34
  6. Step 6: Final answer
    x = 2,864.47

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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.