Home / 5,038.04-7,556.16-1,918.37

Finding the Fourth Proportional to 5,038.04, 7,556.16 and 1,918.37

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Solution

The fourth proportional to 5,038.04, 7,556.16 and 1,918.37 is: 2,877.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.04 : 7,556.16 = 1,918.37 : x
  2. Step 2: Convert to fraction form
    5,038.04/7,556.16 = 1,918.37/x
  3. Step 3: Cross multiply
    5,038.04x = 7,556.16 × 1,918.37
  4. Step 4: Simplify right side
    5,038.04x = 14,495,510.66
  5. Step 5: Solve for x
    x = 14,495,510.66/5,038.04
  6. Step 6: Final answer
    x = 2,877.21

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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.