Home / 10,053.77-15,077.16-4,128.98

Finding the Fourth Proportional to 10,053.77, 15,077.16 and 4,128.98

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Solution

The fourth proportional to 10,053.77, 15,077.16 and 4,128.98 is: 6,192.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,053.77 : 15,077.16 = 4,128.98 : x
  2. Step 2: Convert to fraction form
    10,053.77/15,077.16 = 4,128.98/x
  3. Step 3: Cross multiply
    10,053.77x = 15,077.16 × 4,128.98
  4. Step 4: Simplify right side
    10,053.77x = 62,253,216.71
  5. Step 5: Solve for x
    x = 62,253,216.71/10,053.77
  6. Step 6: Final answer
    x = 6,192.03

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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.