Home / 4,635.81-6,953.64-1,125.84

Finding the Fourth Proportional to 4,635.81, 6,953.64 and 1,125.84

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Solution

The fourth proportional to 4,635.81, 6,953.64 and 1,125.84 is: 1,688.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,635.81 : 6,953.64 = 1,125.84 : x
  2. Step 2: Convert to fraction form
    4,635.81/6,953.64 = 1,125.84/x
  3. Step 3: Cross multiply
    4,635.81x = 6,953.64 × 1,125.84
  4. Step 4: Simplify right side
    4,635.81x = 7,828,651.29
  5. Step 5: Solve for x
    x = 7,828,651.29/4,635.81
  6. Step 6: Final answer
    x = 1,688.74

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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.