Home / 10,373.23-14,315.03-5,657.51

Finding the Fourth Proportional to 10,373.23, 14,315.03 and 5,657.51

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Solution

The fourth proportional to 10,373.23, 14,315.03 and 5,657.51 is: 7,807.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,373.23 : 14,315.03 = 5,657.51 : x
  2. Step 2: Convert to fraction form
    10,373.23/14,315.03 = 5,657.51/x
  3. Step 3: Cross multiply
    10,373.23x = 14,315.03 × 5,657.51
  4. Step 4: Simplify right side
    10,373.23x = 80,987,454.09
  5. Step 5: Solve for x
    x = 80,987,454.09/10,373.23
  6. Step 6: Final answer
    x = 7,807.35

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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.