Home / 4,875.67-7,312.73-1,365.30

Finding the Fourth Proportional to 4,875.67, 7,312.73 and 1,365.30

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Solution

The fourth proportional to 4,875.67, 7,312.73 and 1,365.30 is: 2,047.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,875.67 : 7,312.73 = 1,365.30 : x
  2. Step 2: Convert to fraction form
    4,875.67/7,312.73 = 1,365.30/x
  3. Step 3: Cross multiply
    4,875.67x = 7,312.73 × 1,365.30
  4. Step 4: Simplify right side
    4,875.67x = 9,984,070.27
  5. Step 5: Solve for x
    x = 9,984,070.27/4,875.67
  6. Step 6: Final answer
    x = 2,047.73

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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.