Home / 7,541.16-11,312.62-2,864.68

Finding the Fourth Proportional to 7,541.16, 11,312.62 and 2,864.68

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Solution

The fourth proportional to 7,541.16, 11,312.62 and 2,864.68 is: 4,297.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541.16 : 11,312.62 = 2,864.68 : x
  2. Step 2: Convert to fraction form
    7,541.16/11,312.62 = 2,864.68/x
  3. Step 3: Cross multiply
    7,541.16x = 11,312.62 × 2,864.68
  4. Step 4: Simplify right side
    7,541.16x = 32,407,036.26
  5. Step 5: Solve for x
    x = 32,407,036.26/7,541.16
  6. Step 6: Final answer
    x = 4,297.35

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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.