Home / 5,812.02-8,703.63-5,320.44

Finding the Fourth Proportional to 5,812.02, 8,703.63 and 5,320.44

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Solution

The fourth proportional to 5,812.02, 8,703.63 and 5,320.44 is: 7,967.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,812.02 : 8,703.63 = 5,320.44 : x
  2. Step 2: Convert to fraction form
    5,812.02/8,703.63 = 5,320.44/x
  3. Step 3: Cross multiply
    5,812.02x = 8,703.63 × 5,320.44
  4. Step 4: Simplify right side
    5,812.02x = 46,307,141.20
  5. Step 5: Solve for x
    x = 46,307,141.20/5,812.02
  6. Step 6: Final answer
    x = 7,967.48

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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.