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Finding the Fourth Proportional to 7,056.84, 10,585.26 and 1,862.76

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Solution

The fourth proportional to 7,056.84, 10,585.26 and 1,862.76 is: 2,794.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,056.84 : 10,585.26 = 1,862.76 : x
  2. Step 2: Convert to fraction form
    7,056.84/10,585.26 = 1,862.76/x
  3. Step 3: Cross multiply
    7,056.84x = 10,585.26 × 1,862.76
  4. Step 4: Simplify right side
    7,056.84x = 19,717,798.92
  5. Step 5: Solve for x
    x = 19,717,798.92/7,056.84
  6. Step 6: Final answer
    x = 2,794.14

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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.