Home / 8,275.36-11,416.40-4,737.76

Finding the Fourth Proportional to 8,275.36, 11,416.40 and 4,737.76

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Solution

The fourth proportional to 8,275.36, 11,416.40 and 4,737.76 is: 6,536.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,275.36 : 11,416.40 = 4,737.76 : x
  2. Step 2: Convert to fraction form
    8,275.36/11,416.40 = 4,737.76/x
  3. Step 3: Cross multiply
    8,275.36x = 11,416.40 × 4,737.76
  4. Step 4: Simplify right side
    8,275.36x = 54,088,163.26
  5. Step 5: Solve for x
    x = 54,088,163.26/8,275.36
  6. Step 6: Final answer
    x = 6,536.05

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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.