Home / 7,070.50-9,758.19-4,276.02

Finding the Fourth Proportional to 7,070.50, 9,758.19 and 4,276.02

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Solution

The fourth proportional to 7,070.50, 9,758.19 and 4,276.02 is: 5,901.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,070.50 : 9,758.19 = 4,276.02 : x
  2. Step 2: Convert to fraction form
    7,070.50/9,758.19 = 4,276.02/x
  3. Step 3: Cross multiply
    7,070.50x = 9,758.19 × 4,276.02
  4. Step 4: Simplify right side
    7,070.50x = 41,726,215.60
  5. Step 5: Solve for x
    x = 41,726,215.60/7,070.50
  6. Step 6: Final answer
    x = 5,901.45

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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.