Home / 7,506.40-11,259.66-2,312.32

Finding the Fourth Proportional to 7,506.40, 11,259.66 and 2,312.32

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Solution

The fourth proportional to 7,506.40, 11,259.66 and 2,312.32 is: 3,468.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,506.40 : 11,259.66 = 2,312.32 : x
  2. Step 2: Convert to fraction form
    7,506.40/11,259.66 = 2,312.32/x
  3. Step 3: Cross multiply
    7,506.40x = 11,259.66 × 2,312.32
  4. Step 4: Simplify right side
    7,506.40x = 26,035,937.01
  5. Step 5: Solve for x
    x = 26,035,937.01/7,506.40
  6. Step 6: Final answer
    x = 3,468.50

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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.