Home / 1,931.02-2,882.55-1,697.48

Finding the Fourth Proportional to 1,931.02, 2,882.55 and 1,697.48

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Solution

The fourth proportional to 1,931.02, 2,882.55 and 1,697.48 is: 2,533.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931.02 : 2,882.55 = 1,697.48 : x
  2. Step 2: Convert to fraction form
    1,931.02/2,882.55 = 1,697.48/x
  3. Step 3: Cross multiply
    1,931.02x = 2,882.55 × 1,697.48
  4. Step 4: Simplify right side
    1,931.02x = 4,893,062.49
  5. Step 5: Solve for x
    x = 4,893,062.49/1,931.02
  6. Step 6: Final answer
    x = 2,533.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.