Home / 5,156.60-7,117.53-4,806.00

Finding the Fourth Proportional to 5,156.60, 7,117.53 and 4,806.00

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Solution

The fourth proportional to 5,156.60, 7,117.53 and 4,806.00 is: 6,633.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,156.60 : 7,117.53 = 4,806.00 : x
  2. Step 2: Convert to fraction form
    5,156.60/7,117.53 = 4,806.00/x
  3. Step 3: Cross multiply
    5,156.60x = 7,117.53 × 4,806.00
  4. Step 4: Simplify right side
    5,156.60x = 34,206,844.50
  5. Step 5: Solve for x
    x = 34,206,844.50/5,156.60
  6. Step 6: Final answer
    x = 6,633.60

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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.