Home / 10,615.51-15,925.65-3,595.12

Finding the Fourth Proportional to 10,615.51, 15,925.65 and 3,595.12

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Solution

The fourth proportional to 10,615.51, 15,925.65 and 3,595.12 is: 5,393.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,615.51 : 15,925.65 = 3,595.12 : x
  2. Step 2: Convert to fraction form
    10,615.51/15,925.65 = 3,595.12/x
  3. Step 3: Cross multiply
    10,615.51x = 15,925.65 × 3,595.12
  4. Step 4: Simplify right side
    10,615.51x = 57,254,622.83
  5. Step 5: Solve for x
    x = 57,254,622.83/10,615.51
  6. Step 6: Final answer
    x = 5,393.49

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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.