Home / 3,557.20-4,904.52-2,670.16

Finding the Fourth Proportional to 3,557.20, 4,904.52 and 2,670.16

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Solution

The fourth proportional to 3,557.20, 4,904.52 and 2,670.16 is: 3,681.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.20 : 4,904.52 = 2,670.16 : x
  2. Step 2: Convert to fraction form
    3,557.20/4,904.52 = 2,670.16/x
  3. Step 3: Cross multiply
    3,557.20x = 4,904.52 × 2,670.16
  4. Step 4: Simplify right side
    3,557.20x = 13,095,853.12
  5. Step 5: Solve for x
    x = 13,095,853.12/3,557.20
  6. Step 6: Final answer
    x = 3,681.51

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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.