Home / 2,875.04-4,313-1,025.60

Finding the Fourth Proportional to 2,875.04, 4,313 and 1,025.60

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Solution

The fourth proportional to 2,875.04, 4,313 and 1,025.60 is: 1,538.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875.04 : 4,313 = 1,025.60 : x
  2. Step 2: Convert to fraction form
    2,875.04/4,313 = 1,025.60/x
  3. Step 3: Cross multiply
    2,875.04x = 4,313 × 1,025.60
  4. Step 4: Simplify right side
    2,875.04x = 4,423,412.80
  5. Step 5: Solve for x
    x = 4,423,412.80/2,875.04
  6. Step 6: Final answer
    x = 1,538.56

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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.