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Finding the Fourth Proportional to 5,030.01, 7,543.21 and 1,742.22

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Solution

The fourth proportional to 5,030.01, 7,543.21 and 1,742.22 is: 2,612.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.01 : 7,543.21 = 1,742.22 : x
  2. Step 2: Convert to fraction form
    5,030.01/7,543.21 = 1,742.22/x
  3. Step 3: Cross multiply
    5,030.01x = 7,543.21 × 1,742.22
  4. Step 4: Simplify right side
    5,030.01x = 13,141,931.33
  5. Step 5: Solve for x
    x = 13,141,931.33/5,030.01
  6. Step 6: Final answer
    x = 2,612.70

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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.