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Finding the Fourth Proportional to 2,362.12, 3,543.06 and 975.10

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Solution

The fourth proportional to 2,362.12, 3,543.06 and 975.10 is: 1,462.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,362.12 : 3,543.06 = 975.10 : x
  2. Step 2: Convert to fraction form
    2,362.12/3,543.06 = 975.10/x
  3. Step 3: Cross multiply
    2,362.12x = 3,543.06 × 975.10
  4. Step 4: Simplify right side
    2,362.12x = 3,454,837.81
  5. Step 5: Solve for x
    x = 3,454,837.81/2,362.12
  6. Step 6: Final answer
    x = 1,462.60

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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.