Home / 5,485.29-7,569.70-2,967.40

Finding the Fourth Proportional to 5,485.29, 7,569.70 and 2,967.40

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Solution

The fourth proportional to 5,485.29, 7,569.70 and 2,967.40 is: 4,095.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,485.29 : 7,569.70 = 2,967.40 : x
  2. Step 2: Convert to fraction form
    5,485.29/7,569.70 = 2,967.40/x
  3. Step 3: Cross multiply
    5,485.29x = 7,569.70 × 2,967.40
  4. Step 4: Simplify right side
    5,485.29x = 22,462,327.78
  5. Step 5: Solve for x
    x = 22,462,327.78/5,485.29
  6. Step 6: Final answer
    x = 4,095.01

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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.