Home / 10,352.95-14,287.13-5,637.27

Finding the Fourth Proportional to 10,352.95, 14,287.13 and 5,637.27

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Solution

The fourth proportional to 10,352.95, 14,287.13 and 5,637.27 is: 7,779.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352.95 : 14,287.13 = 5,637.27 : x
  2. Step 2: Convert to fraction form
    10,352.95/14,287.13 = 5,637.27/x
  3. Step 3: Cross multiply
    10,352.95x = 14,287.13 × 5,637.27
  4. Step 4: Simplify right side
    10,352.95x = 80,540,409.34
  5. Step 5: Solve for x
    x = 80,540,409.34/10,352.95
  6. Step 6: Final answer
    x = 7,779.46

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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.