Home / 7,031.93-10,547.16-1,837.79

Finding the Fourth Proportional to 7,031.93, 10,547.16 and 1,837.79

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Solution

The fourth proportional to 7,031.93, 10,547.16 and 1,837.79 is: 2,756.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,031.93 : 10,547.16 = 1,837.79 : x
  2. Step 2: Convert to fraction form
    7,031.93/10,547.16 = 1,837.79/x
  3. Step 3: Cross multiply
    7,031.93x = 10,547.16 × 1,837.79
  4. Step 4: Simplify right side
    7,031.93x = 19,383,465.18
  5. Step 5: Solve for x
    x = 19,383,465.18/7,031.93
  6. Step 6: Final answer
    x = 2,756.49

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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.