Home / 6,307.08-9,439.98-4,640.76

Finding the Fourth Proportional to 6,307.08, 9,439.98 and 4,640.76

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Solution

The fourth proportional to 6,307.08, 9,439.98 and 4,640.76 is: 6,945.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,307.08 : 9,439.98 = 4,640.76 : x
  2. Step 2: Convert to fraction form
    6,307.08/9,439.98 = 4,640.76/x
  3. Step 3: Cross multiply
    6,307.08x = 9,439.98 × 4,640.76
  4. Step 4: Simplify right side
    6,307.08x = 43,808,681.58
  5. Step 5: Solve for x
    x = 43,808,681.58/6,307.08
  6. Step 6: Final answer
    x = 6,945.95

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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.