Home / 2,038.93-2,810.77-1,507.03

Finding the Fourth Proportional to 2,038.93, 2,810.77 and 1,507.03

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Solution

The fourth proportional to 2,038.93, 2,810.77 and 1,507.03 is: 2,077.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038.93 : 2,810.77 = 1,507.03 : x
  2. Step 2: Convert to fraction form
    2,038.93/2,810.77 = 1,507.03/x
  3. Step 3: Cross multiply
    2,038.93x = 2,810.77 × 1,507.03
  4. Step 4: Simplify right side
    2,038.93x = 4,235,914.71
  5. Step 5: Solve for x
    x = 4,235,914.71/2,038.93
  6. Step 6: Final answer
    x = 2,077.52

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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.