Home / 7,407.15-11,036.16-7,300.23

Finding the Fourth Proportional to 7,407.15, 11,036.16 and 7,300.23

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Solution

The fourth proportional to 7,407.15, 11,036.16 and 7,300.23 is: 10,876.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407.15 : 11,036.16 = 7,300.23 : x
  2. Step 2: Convert to fraction form
    7,407.15/11,036.16 = 7,300.23/x
  3. Step 3: Cross multiply
    7,407.15x = 11,036.16 × 7,300.23
  4. Step 4: Simplify right side
    7,407.15x = 80,566,506.32
  5. Step 5: Solve for x
    x = 80,566,506.32/7,407.15
  6. Step 6: Final answer
    x = 10,876.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.