Home / 7,407.77-10,226.37-5,030.21

Finding the Fourth Proportional to 7,407.77, 10,226.37 and 5,030.21

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Solution

The fourth proportional to 7,407.77, 10,226.37 and 5,030.21 is: 6,944.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407.77 : 10,226.37 = 5,030.21 : x
  2. Step 2: Convert to fraction form
    7,407.77/10,226.37 = 5,030.21/x
  3. Step 3: Cross multiply
    7,407.77x = 10,226.37 × 5,030.21
  4. Step 4: Simplify right side
    7,407.77x = 51,440,737.51
  5. Step 5: Solve for x
    x = 51,440,737.51/7,407.77
  6. Step 6: Final answer
    x = 6,944.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.