Home / 10,415.91-14,373.95-5,700.19

Finding the Fourth Proportional to 10,415.91, 14,373.95 and 5,700.19

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Solution

The fourth proportional to 10,415.91, 14,373.95 and 5,700.19 is: 7,866.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,415.91 : 14,373.95 = 5,700.19 : x
  2. Step 2: Convert to fraction form
    10,415.91/14,373.95 = 5,700.19/x
  3. Step 3: Cross multiply
    10,415.91x = 14,373.95 × 5,700.19
  4. Step 4: Simplify right side
    10,415.91x = 81,934,224.37
  5. Step 5: Solve for x
    x = 81,934,224.37/10,415.91
  6. Step 6: Final answer
    x = 7,866.26

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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.