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Finding the Fourth Proportional to 4,875.60, 7,297.02 and 4,055.52

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Solution

The fourth proportional to 4,875.60, 7,297.02 and 4,055.52 is: 6,069.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,875.60 : 7,297.02 = 4,055.52 : x
  2. Step 2: Convert to fraction form
    4,875.60/7,297.02 = 4,055.52/x
  3. Step 3: Cross multiply
    4,875.60x = 7,297.02 × 4,055.52
  4. Step 4: Simplify right side
    4,875.60x = 29,593,210.55
  5. Step 5: Solve for x
    x = 29,593,210.55/4,875.60
  6. Step 6: Final answer
    x = 6,069.66

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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.