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Finding the Fourth Proportional to 2,307.40, 3,461.16 and 846.16

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Solution

The fourth proportional to 2,307.40, 3,461.16 and 846.16 is: 1,269.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,307.40 : 3,461.16 = 846.16 : x
  2. Step 2: Convert to fraction form
    2,307.40/3,461.16 = 846.16/x
  3. Step 3: Cross multiply
    2,307.40x = 3,461.16 × 846.16
  4. Step 4: Simplify right side
    2,307.40x = 2,928,695.15
  5. Step 5: Solve for x
    x = 2,928,695.15/2,307.40
  6. Step 6: Final answer
    x = 1,269.26

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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.