Home / 4,888.16-7,329.36-1,810.40

Finding the Fourth Proportional to 4,888.16, 7,329.36 and 1,810.40

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Solution

The fourth proportional to 4,888.16, 7,329.36 and 1,810.40 is: 2,714.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.16 : 7,329.36 = 1,810.40 : x
  2. Step 2: Convert to fraction form
    4,888.16/7,329.36 = 1,810.40/x
  3. Step 3: Cross multiply
    4,888.16x = 7,329.36 × 1,810.40
  4. Step 4: Simplify right side
    4,888.16x = 13,269,073.34
  5. Step 5: Solve for x
    x = 13,269,073.34/4,888.16
  6. Step 6: Final answer
    x = 2,714.53

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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.