Home / 6,284.40-9,407.16-4,715.76

Finding the Fourth Proportional to 6,284.40, 9,407.16 and 4,715.76

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Solution

The fourth proportional to 6,284.40, 9,407.16 and 4,715.76 is: 7,059.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,284.40 : 9,407.16 = 4,715.76 : x
  2. Step 2: Convert to fraction form
    6,284.40/9,407.16 = 4,715.76/x
  3. Step 3: Cross multiply
    6,284.40x = 9,407.16 × 4,715.76
  4. Step 4: Simplify right side
    6,284.40x = 44,361,908.84
  5. Step 5: Solve for x
    x = 44,361,908.84/6,284.40
  6. Step 6: Final answer
    x = 7,059.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.