Home / 2,509.04-3,461.28-1,577.36

Finding the Fourth Proportional to 2,509.04, 3,461.28 and 1,577.36

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Solution

The fourth proportional to 2,509.04, 3,461.28 and 1,577.36 is: 2,176.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,509.04 : 3,461.28 = 1,577.36 : x
  2. Step 2: Convert to fraction form
    2,509.04/3,461.28 = 1,577.36/x
  3. Step 3: Cross multiply
    2,509.04x = 3,461.28 × 1,577.36
  4. Step 4: Simplify right side
    2,509.04x = 5,459,684.62
  5. Step 5: Solve for x
    x = 5,459,684.62/2,509.04
  6. Step 6: Final answer
    x = 2,176.01

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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.