Home / 5,365.02-8,047.56-1,668.06

Finding the Fourth Proportional to 5,365.02, 8,047.56 and 1,668.06

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Solution

The fourth proportional to 5,365.02, 8,047.56 and 1,668.06 is: 2,502.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.02 : 8,047.56 = 1,668.06 : x
  2. Step 2: Convert to fraction form
    5,365.02/8,047.56 = 1,668.06/x
  3. Step 3: Cross multiply
    5,365.02x = 8,047.56 × 1,668.06
  4. Step 4: Simplify right side
    5,365.02x = 13,423,812.93
  5. Step 5: Solve for x
    x = 13,423,812.93/5,365.02
  6. Step 6: Final answer
    x = 2,502.10

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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.