Home / 5,484.88-7,570.35-3,785.77

Finding the Fourth Proportional to 5,484.88, 7,570.35 and 3,785.77

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Solution

The fourth proportional to 5,484.88, 7,570.35 and 3,785.77 is: 5,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,484.88 : 7,570.35 = 3,785.77 : x
  2. Step 2: Convert to fraction form
    5,484.88/7,570.35 = 3,785.77/x
  3. Step 3: Cross multiply
    5,484.88x = 7,570.35 × 3,785.77
  4. Step 4: Simplify right side
    5,484.88x = 28,659,547.14
  5. Step 5: Solve for x
    x = 28,659,547.14/5,484.88
  6. Step 6: Final answer
    x = 5,225.20

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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.