Home / 5,560.24-7,670.64-3,669.40

Finding the Fourth Proportional to 5,560.24, 7,670.64 and 3,669.40

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Solution

The fourth proportional to 5,560.24, 7,670.64 and 3,669.40 is: 5,062.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,560.24 : 7,670.64 = 3,669.40 : x
  2. Step 2: Convert to fraction form
    5,560.24/7,670.64 = 3,669.40/x
  3. Step 3: Cross multiply
    5,560.24x = 7,670.64 × 3,669.40
  4. Step 4: Simplify right side
    5,560.24x = 28,146,646.42
  5. Step 5: Solve for x
    x = 28,146,646.42/5,560.24
  6. Step 6: Final answer
    x = 5,062.13

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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.