Home / 10,519.74-14,515.80-5,804.01

Finding the Fourth Proportional to 10,519.74, 14,515.80 and 5,804.01

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Solution

The fourth proportional to 10,519.74, 14,515.80 and 5,804.01 is: 8,008.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,519.74 : 14,515.80 = 5,804.01 : x
  2. Step 2: Convert to fraction form
    10,519.74/14,515.80 = 5,804.01/x
  3. Step 3: Cross multiply
    10,519.74x = 14,515.80 × 5,804.01
  4. Step 4: Simplify right side
    10,519.74x = 84,249,848.36
  5. Step 5: Solve for x
    x = 84,249,848.36/10,519.74
  6. Step 6: Final answer
    x = 8,008.74

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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.