Home / 1,710.02-2,353.80-1,237.15

Finding the Fourth Proportional to 1,710.02, 2,353.80 and 1,237.15

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Solution

The fourth proportional to 1,710.02, 2,353.80 and 1,237.15 is: 1,702.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710.02 : 2,353.80 = 1,237.15 : x
  2. Step 2: Convert to fraction form
    1,710.02/2,353.80 = 1,237.15/x
  3. Step 3: Cross multiply
    1,710.02x = 2,353.80 × 1,237.15
  4. Step 4: Simplify right side
    1,710.02x = 2,912,003.67
  5. Step 5: Solve for x
    x = 2,912,003.67/1,710.02
  6. Step 6: Final answer
    x = 1,702.91

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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.