Home / 5,113.58-7,056.33-2,875.04

Finding the Fourth Proportional to 5,113.58, 7,056.33 and 2,875.04

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Solution

The fourth proportional to 5,113.58, 7,056.33 and 2,875.04 is: 3,967.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,113.58 : 7,056.33 = 2,875.04 : x
  2. Step 2: Convert to fraction form
    5,113.58/7,056.33 = 2,875.04/x
  3. Step 3: Cross multiply
    5,113.58x = 7,056.33 × 2,875.04
  4. Step 4: Simplify right side
    5,113.58x = 20,287,248.64
  5. Step 5: Solve for x
    x = 20,287,248.64/5,113.58
  6. Step 6: Final answer
    x = 3,967.33

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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.