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Finding the Fourth Proportional to 4,700.04, 7,050.06 and 1,237

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Solution

The fourth proportional to 4,700.04, 7,050.06 and 1,237 is: 1,855.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.04 : 7,050.06 = 1,237 : x
  2. Step 2: Convert to fraction form
    4,700.04/7,050.06 = 1,237/x
  3. Step 3: Cross multiply
    4,700.04x = 7,050.06 × 1,237
  4. Step 4: Simplify right side
    4,700.04x = 8,720,924.22
  5. Step 5: Solve for x
    x = 8,720,924.22/4,700.04
  6. Step 6: Final answer
    x = 1,855.50

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Double scale
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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.